GOLISI Needle 2 Charger USB ( BLACK )

Features Input: DC 5V /1.0A Idling Output Voltage: 4.2V Output current: 0.5A / bay Protection Mode: Short Circuit Protection; Over-Current Protection; Reverse Connection Protection Case Material: Fire proof material Loading spring: Military grade spring Working Temperature : 0-40 Celsius Description Needle 2 Charger USB The Needle2 is a compact and practical mini charger which utilizes a USB power port to charge cylindrical rechargeable batteries of lengths ranging from 32mm to 70mm.