Overview
The 18650 Battery Charge Discharge Expansion Board is a reliable power solution designed to safely house and operate 18650 lithium-ion batteries. Equipped with built-in overcharge and over-discharge protection, it ensures extended battery life and safe operation. This holder supports a charging current of 0.5A and accepts an input voltage between 5V and 8V, making it suitable for a wide range of applications.
It features three 3V 1A and three 5V 2A output ports, allowing simultaneous multi-voltage outputs. Available in 1-slot, 2-slot, and 4-slot variants, the holder comes with different size and weight configurations to suit various project needs. Whether you’re powering IoT devices, portable electronics, or DIY projects, this battery holder provides stable performance and compact design.
Specification
| Specification | 1x Slot | 2x Slots | 4x Slots |
|---|---|---|---|
| Overcharge Protection | Yes | ||
| Over-discharge Protection | Yes | ||
| Charging Current | 0.5A | ||
| Input Voltage | 5~8V | ||
| Output Voltage | 3V/1A 5V/2A |
||
| 3V 1A Output Ports | 3 | 4 | 4 |
| 5V 2A Output Ports | 3 | 4 | 4 |
| Dimensions | 99.3 × 29.3 × 20 mm | 100.3 × 48.3 × 20 mm | 100 × 91 × 20 mm |
| Weight | Approx. 22g | Approx. 40g | Approx. 64g |
Pinout
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