Color Black Plug Specifications US Plug (2-Flat-Pin Plug) Model UM10 Quantity 1 Piece Material Plastic Charging Cell Type Lithium Ion Charging Battery Type 18650104401450017670Others16340 (RCR123) 18490 18350 17500 Rechargeable Battery Qty 1 Target Country & Region China US Built-in Protected Circuit Yes Input Voltage Micro USB DC 5 V Output Voltage 4.2V +/-1% 5 V Max. Output Current 1000mA / 500 mA Fast Charging Function No LCD Screen Yes Auto Circuit Detection Yes Over Voltage Protection Yes Short-Circuit Protection Yes Over-Charging Protection Yes Over-Discharging Protection Yes Other Features 1" LCD screen; Input voltage: Micro USB DC 5V; Output voltage: 4.2V +/-1% / 5V; Output current: 1000mA / 500mA Packing List 1 x Battery charger 1 x USB cable (77cm) 1 x Chinese / English manual