Adjustable charging current (max 1 A) Input voltage from 4.5 V to 5.5 V LED charge indicator Size: 25 mm x 19 mm Charging module - Linear charging. Current 1A adjustable. Charging accuracy: 1.5%. Full charge voltage - 4.2V. Indicator light - red is charging Blue is fully charged. Mini USB input interface. Working temperature -10 to +85. Reverse polarity - NO.
