Features Input: AC 100V-240V 50/60Hz Output: 4.2V 0.5A Plug:EU plug Compatible With: 18650 Li-ion Battery Low voltage stabilize When you plug the 18650 battery into the chargerit will show red LED Light and green means in full charging condition Specifications: Size:105 x 42 x 37 mm Cable length:630 mm Net weight:92 g Package weight:102 g Color:Black Packing Content: 1 x Portable Charger for 18650Li-ion Rechargeable Battery(EU plug)