Lithium Battery Holder 4 Slot with Overcharge Protection

1 Voltage Output: The battery development board supports 5V 3A or 3V 1A power supply output, as well as supports Micro USB 1.5A charging current. 2 Circuit Protection: Mobile power supply with built in battery protection IC, with overcurrent, overvoltage, undervoltage, and over temperature protection. 3 Applicable Range: This battery expansion board is mainly used for mobile power supply or other battery powered devices, which is efficient and practical. 4 4 Battery Capacity: This battery shield holder can install 4 pieces lithium batteries (not included) to ensure stable performance and high efficiency. 5 Accurate Installation: Pay attention to the positive and negative poles of the battery during installation, and there are clear markings on the circuit board.

What's in the box
1 x Lithium Battery Holder