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ESP32 CAM WiFi Module with OV3660 Camera Module 2MP
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18650 Battery Holder V3 Development Board 4-Cell Module Compatible with Raspberry Pi 3
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This 4-cell 18650 Battery Holder V3 Development Board is designed to turn standard 18650 Li-ion cells into a reliable and portable power source for your projects.
\With built-in overcharge, overvoltage, undervoltage, and overcurrent protection, it ensures safe and stable performance at all times. The board supports both 5V/3A and 3V/1A output modes, allowing you to power a range of electronics with confidence.
Whether you’re building portable devices, IoT setups, or field-deployable prototypes, this module offers excellent versatility. It includes a micro-USB charging port, efficient power conversion (up to 95%), and a convenient voltage switching button.
The board is fully compatible with Raspberry Pi 3, making it a dependable choice for makers, developers, and hobbyists working on power-independent applications.
| Working Temperature | -20°C to 70°C |
|---|---|
| Output Ports | USB or Expansion Port |
| Output Parameters | 5V/3A or 3V/1A |
| Conversion Efficiency | Up to 95% |
| Supported Battery Type | 18650 Lithium Batteries |
| Battery Capacity | Supports up to 2 cells |
| Charging Input | Micro-USB (600–800mA) |
| Compatibility | Raspberry Pi 3 |
