Double 18650 Lithium Battery Shield V8 5V 3A 3V 1A Power Bank Battery Charging Module Micro USB
This module is a portable mobile power supply that supports 3V / 1A and 5V / 2.2A two voltage outputs. The nominal output current of 5 V is 2.2A, it supports the maximum current of 3 A (not recommended for overload, easy to damage the module, speed up the service life), the current output depends on the quality of the 18650 battery .
USB 600mA-800mA charging current, Supports up to two 18650 batteries. It is recommended to use two 18650 batteries, which may be longer. Special attention: the battery installation must be positive and negative, the plate has been clearly marked positive and negative. Installation errors will burn the module.
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