Overview
JRT USB 500m Long Range Ultrasonic Sensor is a Class 1 905 nm laser distance meter module designed for integration with Arduino and similar controllers. Model PTF-800U provides long-range outdoor measurement suitable for golf rangefinder applications and general distance sensing, with a specified measuring range of 3~800 m, ±0.5 m accuracy, and 0.1 m resolution. The module offers TTL to USB interfacing and UART TTL mounting for flexible system integration.
Key Features
Measuring range 3~800 m with ±0.5 m accuracy and 0.1 m resolution
905 nm Class 1 laser; invisible beam
TTL to USB interface; UART TTL mounting for Arduino development
Compact module: 92*53*32 mm; 66 g
Operating temperature 0~40°C; storage temperature -25~60°C
Power and current: up to 330 mW; 100 mA typical
ISO9001, CE, RoHS, FCC listed
Specifications
| Brand Name | JRT |
| Series | PTF-800 |
| Model | PTF-800U |
| Model Number | PTF-800m-240117 |
| Manufacturing Date Code | 240117 |
| Description | Laser Mesure Distance Meter Module |
| Theory | Optical Sensor |
| Interface | TTL to USB |
| Mounting Type | UART TTL |
| Output | Digital Sensor |
| Output Configuration | TTL |
| Output Type | TTL to USB |
| Output Function | USB 500m Long Range Sensor |
| Accuracy | ±0.5 m to ±1 m |
| Tolerance | ±0.5 m |
| Resistance | ±0.5 m |
| Resistance Tolerance | ±0.5 m |
| Measuring Range | 3~800 m |
| Sensing Range | 3~800 m |
| Sensing Distance | 3~800 m |
| Measuring Unit | m |
| Resolution | 0.1 m |
| Resolution (Bits) | 0.1 m |
| Frequency | 1 Hz |
| Sensitivity (LSB/(°/s)) | 1 s |
| Sensitivity (LSB/g) | 1 s |
| Sensitivity (mV/g) | 1 s |
| Sensitivity (mV/(°/s)) | 1 s |
| Laser Type | 905 nm |
| Laser Class | Class 1 |
| Laser Beam Color | Invisible |
| Sensing Light | Class 1 905 nm Laser |
| Sensing Object | Laser Mesure Distance Meter Module |
| Voltage | 2.5~3.5 V |
| Voltage - Supply | DC 2.5~3.3 V |
| Voltage - Input | 3.5 V |
| Voltage - Rated | 3.5 V |
| Voltage - Max | 3.5 V |
| Voltage Rating | 3.5 V |
| Voltage - DC Reverse (Vr) (Max) | 3.5 V |
| D/C | 2.5~3.5 V |
| Current | 100 mA |
| Current - Output | 100 mA |
| Current - Output (Max) | 100 mA |
| Current - Supply | 100 mA |
| Current - Supply (Max) | 100 mA |
| Power - Rated | 330 mW |
| Power - Max | 330 mW |
| Bandwidth | 0.1 m |
| Amplifier Type | Class 1 |
| Operating Temperature | 0~40°C |
| Sensing Temperature - Local | 0~50°C |
| Storage Temperature | -25~60°C |
| Size / Dimension | 92*53*32 mm |
| Weight | 66 g |
| Certificate | ISO9001, CE, RoHS, FCC |
| Place of Origin | Sichuan, China |
| Origin | Mainland China |
| Technology | Laser Mesure Distance Meter Module |
| Operating Force | Laser Measuring |
| Type | Other |
| Use | 500m Long Range Ultrasonic Sensor |
| Cross Reference | TC22 |
| Packaging | Class 1 Laser |
| High-concerned chemical | None |
| is_customized | Yes |
Applications
Designed for integration into golf rangefinders and outdoor long-distance measurement equipment. Supports secondary development and remote data transmission, suitable for IoT projects requiring TTL to USB and UART TTL connectivity.
Details

JRT Laser Ranging Sensor, 500m Range, 0.1m Resolution, ±1m Accuracy, 905nm Laser, 43×35×21mm Size



Distance modes: L, H, V, S for golf slope measurement

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