Portable 18650 Lithium Battery Expansion Board V8 Mobile Power Bank

Description

MICRO USB charging current is 600-800 mA, and supports up to two 18650 batteries. It is recommended to use two 18650 batteries, it can be longer! Switch to NOMAL, when the output current is lower than 30 mA, it will automatically stop in about 10 seconds and enter standby mode. Switch to HOLD, which will always be on, no matter what, until the battery (2512 on the back is heat resistant). Input: 18650 battery x 2pcs; Output: 3V1A/5V2.2A