Overview
The XTAR VC2 is a 2-slot USB lithium-ion battery charger designed for common cylindrical Li-ion cell sizes including 18650. It features an innovative tachometer-style LCD screen that displays (from top to bottom) charging current, battery voltage, and battery charged capacity.
Key Features
- Wide compatibility with many lithium-ion cylindrical cells
- Tachometer-style LCD display for charging current, battery voltage, and charged capacity
- Automatic current adjustment: 0.1A to 0.5A
- Accurate 4.20V cutoff for battery life optimization
- 0V activation function for over-discharged batteries
- Temperature monitoring
- Reverse polarity and short circuit protection
LCD Display Scale Markings (visible on screen)
- Current scale: 0A, 0.1A, 0.2A, 0.3A, 0.4A, 0.5A
- Voltage scale: 0V, 3.0V, 3.5V, 3.8V, 4.1V, 4.15V, 4.2V
- Capacity unit: mAh
Specifications
| Input Power | 5V 1A (USB) |
| Max Constant Charging Current | 500mA |
| End of Charge Voltage | 4.20V |
| End of Charge Current | <80mA |
| Compatible Cell Sizes | 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 |
| Compatibility Note | Cannot charge protected 20700 or 21700 cells |
| Operating Temperature | 0-40 C |
| Dimensions | 131 x 66 x 33mm |
| Weight | 109g |
What’s Included
- 1x XTAR VC2 2 Slot Battery Charger for 18650
- 1x USB Cable
- 1x Manual
For compatibility questions (including protected cell fitment) or order support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details

The tachometer-style LCD tracks charging current, battery voltage, and charged capacity at a glance.
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