5pcs 5V USB Boost Step Up Power Supply Module Lithium Battery Charge Board

Specification: Item Type: Lithium Battery Charge Board Charging Voltage Current: DC5V/1000mA (charging - red light, full charge - green light) USB Output Voltage Current: DC5V/1200mA (please do not connect equipment with more than 1200mA for a long time) Dimensions: 1.8x2.2x1.1cm / 0.71x0.87x0.43in Battery Voltage: 3.7-4.2V Interface: A Micro USB charging interface, a USB female output interface. Gentle Reminder: Q: How much capacity battery is suitable to be connected to input? A: For discharge, the larger the battery capacity, the better. For charging, the larger the capacity, the higher the charging circuit requirements and the longer the charging time. Package List: 5 x Lithium Battery Charge Board