{"product_id":"yahboom-expansion-kit","title":"STM32 Self-Balancing Robot Car Expansion Accessories Kit: 4-Channel Tracking, PS2 Handle, Lidar, K210","description":"\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This is an expansion accessories kit and \u003cstrong\u003edoes not include\u003c\/strong\u003e the self-balancing robot car.\u003c\/p\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThis expansion accessories kit for an STM32 self-balancing robot car adds multiple upgrade options, including a 4-channel tracking module, PS2 wireless handle control accessories, a T-MINI PLUS lidar module, and a K210 vision module. These modules are designed to expand functionality and support more complex application scenarios through custom programming and sensor integration.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-channel tracking module:\u003c\/strong\u003e Supports line tracking scenarios including right-angle turns and intersections; suitable for common smart competitions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePS2 handle control:\u003c\/strong\u003e Pairs with a PS2 wireless handle to control the robot car via a handle receiver interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT-MINI PLUS lidar:\u003c\/strong\u003e Provides real-time distance data to sense surroundings for obstacle avoidance and following applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eK210 vision module:\u003c\/strong\u003e Supports serial communication and enables visual line tracking, color following, and QR code control through custom programming.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003e4-Channel Tracking Module\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V~5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking current\u003c\/td\u003e\n\u003ctd\u003e10mA~50mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature\u003c\/td\u003e\n\u003ctd\u003e-10°~+50°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection distance\u003c\/td\u003e\n\u003ctd\u003eAdjustable from 1mm to 50mm (Recommended 8mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003e70*29mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting aperture\u003c\/td\u003e\n\u003ctd\u003eM3 copper pillar\/screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput interface\u003c\/td\u003e\n\u003ctd\u003e6pin interface: 4-channel signal output terminal, + is positive power supply, - is negative power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput signal\u003c\/td\u003e\n\u003ctd\u003eTTL level (Can be directly connected to the microcontroller I\/O port)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003ePin description:\u003c\/strong\u003e VCC (Positive power supply), GND (Negative power supply), X1\/X2 (Signal output terminal), X3\/X4 (Signal output terminal).\u003c\/p\u003e\u003ch3\u003eK210 Vision Module\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003eKendryte K210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevelopment environment\u003c\/td\u003e\n\u003ctd\u003eCanMV IDE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming language\u003c\/td\u003e\n\u003ctd\u003emicroPython\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in functions\u003c\/td\u003e\n\u003ctd\u003emicroPython firmware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay screen size\u003c\/td\u003e\n\u003ctd\u003e2.0-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD capacitive touch screen, resolution 320*240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera\u003c\/td\u003e\n\u003ctd\u003e2MP pixels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage sensor\u003c\/td\u003e\n\u003ctd\u003eGC2145\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRGB light\u003c\/td\u003e\n\u003ctd\u003eBuilt-in RGB light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTF card slot\u003c\/td\u003e\n\u003ctd\u003e*1 (Can insert TF card)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply voltage\u003c\/td\u003e\n\u003ctd\u003e5.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking current\u003c\/td\u003e\n\u003ctd\u003eAbout 200mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eUSB, UART serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButton\u003c\/td\u003e\n\u003ctd\u003eReset button + custom function button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003e57.3*41.2*17.4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct weight\u003c\/td\u003e\n\u003ctd\u003eAbout 40g (Without bracket)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cul\u003e\n\u003cli\u003eButton K1: Connect to IO16, user-defined button functions.\u003c\/li\u003e\n\u003cli\u003eRGB light: Display red, green, blue, white and other colors by programming.\u003c\/li\u003e\n\u003cli\u003eTF card slot: Used to insert TF card, save program and model files (Ensure gold finger facing the module).\u003c\/li\u003e\n\u003cli\u003eFixed copper pillar: Total 4 pcs, M3 diameter hole.\u003c\/li\u003e\n\u003cli\u003eRST button: Reset button, used to restart K210 chip.\u003c\/li\u003e\n\u003cli\u003eExternal serial port: Connect other serial port devices and output custom data.\u003c\/li\u003e\n\u003cli\u003emicroUSB interface: Download firmware, serial port debugging, connect IDE, etc.\u003c\/li\u003e\n\u003cli\u003eCH340 chip: Connect to microUSB interface, convert USB signal into TTL signal.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eT-MINI PLUS Lidar\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling frequency\u003c\/td\u003e\n\u003ctd\u003e4000 times\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScanning frequency\u003c\/td\u003e\n\u003ctd\u003e6~12 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRanging range\u003c\/td\u003e\n\u003ctd\u003e0.05~12m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScanning angle\u003c\/td\u003e\n\u003ctd\u003e0~360\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRanging accuracy\u003c\/td\u003e\n\u003ctd\u003e20mm (0.05~12m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngular resolution\u003c\/td\u003e\n\u003ctd\u003e0.54°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePitch angle\u003c\/td\u003e\n\u003ctd\u003e0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eROS support\u003c\/td\u003e\n\u003ctd\u003eROS1\/ROS2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003eMinimum value: 4.8V; Typical value: 5.0V; Maximum value: 5.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower on current\u003c\/td\u003e\n\u003ctd\u003e840mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking current\u003c\/td\u003e\n\u003ctd\u003e300mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSleep current\u003c\/td\u003e\n\u003ctd\u003e45mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud rate\u003c\/td\u003e\n\u003ctd\u003e230400bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLaser wavelength\u003c\/td\u003e\n\u003ctd\u003e905\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLevel certification\u003c\/td\u003e\n\u003ctd\u003eClass I IEC60825-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature\u003c\/td\u003e\n\u003ctd\u003e-10~45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature\u003c\/td\u003e\n\u003ctd\u003e-20~70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLighting environment\u003c\/td\u003e\n\u003ctd\u003e60000Lux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e45g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e38.6*38.6*33.9mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eInterface (pins):\u003c\/strong\u003e VCC, Tx, GND, Rx\u003c\/p\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTx\u003c\/td\u003e\n\u003ctd\u003eSerial port send data\u003c\/td\u003e\n\u003ctd\u003eTx (Local send, 0V~3.3V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRx\u003c\/td\u003e\n\u003ctd\u003eSerial port receive data\u003c\/td\u003e\n\u003ctd\u003eRx (Local receive, 0V~3.3V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eInput power supply negative pole\u003c\/td\u003e\n\u003ctd\u003eGND (0V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVCC\u003c\/td\u003e\n\u003ctd\u003eOutput power supply negative pole\u003c\/td\u003e\n\u003ctd\u003e4.8V-5.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine tracking accessories:\u003c\/strong\u003e 4-channel tracking module; XH2.54 cable; screw + copper pillar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePS2 handle accessories:\u003c\/strong\u003e wireless handle; adapter board; handle receiver; AAA battery; wire + screw + copper pillar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eK210 vision module accessories:\u003c\/strong\u003e K210 vision module; hinge mounting plate; damping hinge; K210 mounting plate; TF card + card reader; micro USB data cable; serial port cable*2; screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT-MINI PLUS lidar accessories:\u003c\/strong\u003e T-MINI PLUS lidar; cable; Type-C data cable; serial port adapter plate; screw + copper pillar\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLine tracking courses and competitions (including right-angle turns and intersections)\u003c\/li\u003e\n\u003cli\u003eWireless handle control practice and demonstrations\u003c\/li\u003e\n\u003cli\u003eVision-based projects: visual line tracking, color following, QR code control\u003c\/li\u003e\n\u003cli\u003eDistance-sensing projects: obstacle avoidance, intelligent following\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cp\u003eTutorial materials are provided for each accessory, including 4-channel tracking module tutorials, PS2 handle tutorials (including PS2 drive code), K210 vision module tutorials, and T-MINI PLUS lidar tutorials (including Linux\/ROS1\/ROS2 topics).\u003c\/p\u003e\u003cp\u003eFor product selection and support, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"STM32 self-balancing robot car expansion accessories kit overview banner (accessories only, car not included)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car.jpg?v=1782284633\"\u003e\u003cp\u003eExpand an STM32 self-balancing robot car with add-on modules for tracking, remote control, lidar ranging, and vision (robot car not included).\u003c\/p\u003e\n\u003cimg alt=\"STM32 robot car expansion accessories set with line tracking board, PS2 handle parts, K210 vision and T-MINI PLUS lidar\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_8f15d710-3b91-4d2e-b84c-c7d33a7ae2f2.jpg?v=1782284640\"\u003e\u003cp\u003eChoose the upgrade path you need—4-channel line tracking, PS2 wireless handle control, K210 vision, or T‑MINI PLUS lidar—to build more advanced projects.\u003c\/p\u003e\n\u003cimg alt=\"Shipping list for expansion kit: 4-channel tracking module, PS2 handle accessories, K210 vision module parts, T-MINI PLUS lidar parts\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_eb56f901-939e-43ee-9471-ff1d43abada8.jpg?v=1782284647\"\u003e\u003cp\u003eA detailed packing list helps confirm every board, cable, mounting plate, and screw set included with each accessory module.\u003c\/p\u003e\n\u003cimg alt=\"4-channel tracking module accessories with pin description and parameters for STM32 self-balancing robot car expansion\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_a6f8ebd1-7644-4a19-9ef3-de97b0e2c813.jpg?v=1782284653\"\u003e\u003cp\u003eThe 4-channel tracking module supports line-following layouts such as right-angle turns and intersections, with clear pin labeling for wiring.\u003c\/p\u003e\n\u003cimg alt=\"PS2 handle accessories demonstrating wireless controller operation with STM32 self-balancing robot car receiver interface\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_6330b92c-afa8-415a-a6a5-ddb8ff66033a.jpg?v=1782284660\"\u003e\u003cp\u003eAdd PS2 wireless handle control by connecting the receiver interface to the driver board for handheld operation.\u003c\/p\u003e\n\u003cimg alt=\"K210 vision module accessories with parameter table and module function distribution for serial communication projects\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_7bee0052-73ae-4790-af28-86ccc3414b25.jpg?v=1782284668\"\u003e\u003cp\u003eK210 vision expansion enables serial-controlled visual tasks like line tracking, color following, and QR code actions through custom programming.\u003c\/p\u003e\n\u003cimg alt=\"T-MINI PLUS lidar accessories with parameter table and interface pinout for distance sensing on robot car\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_8decb61f-3bbb-46e6-97be-19f2c57b5ac1.jpg?v=1782284675\"\u003e\u003cp\u003eT‑MINI PLUS lidar provides real-time distance data for obstacle avoidance and following applications.\u003c\/p\u003e\n\u003cimg alt=\"Tutorial resources overview for tracking module, PS2 handle, K210 vision module, and T-MINI PLUS lidar accessory modules\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Expansion-accessories-kit-for-self-balancing-robot-car_3ef06585-a95a-4a37-b5bd-2083b05b4253.jpg?v=1782284682\"\u003e\u003cp\u003eTutorial materials are provided for each accessory to speed up wiring, testing, and program development.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yahboom","offers":[{"title":"Line Tracking Accessories","offer_id":53135804825824,"sku":"6000301677-1","price":11.0,"currency_code":"USD","in_stock":true},{"title":"PS2 Handle Accessories","offer_id":53135804858592,"sku":"6000301677-2","price":19.4,"currency_code":"USD","in_stock":true},{"title":"K210 Vision Accessories","offer_id":53135804891360,"sku":"6000301677-3","price":83.0,"currency_code":"USD","in_stock":true},{"title":"Lidar Accessories","offer_id":53135804924128,"sku":"6000301677-4","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/Self-balancingRobot-Yahboom_01_abfdaf74-8ace-489f-a9a2-795b3c422f3e.jpg?v=1782124838","url":"https:\/\/rcdrone.top\/hi\/products\/yahboom-expansion-kit","provider":"RCDrone","version":"1.0","type":"link"}