eatures: 100%?brand?new?and?high?quality. Charger: Automatically?stops?when?charging?is?complete. Can?charge?four?batteries?at?the?same?time. Input:?AC100V-240V，?47-63Hz Output:?DC4.2V±0.1%，?1A-2A Plug?type:?US?plug Dimension:?112*112*35mm(L*W*H) Color:?Black Battery: Safe?and?environmental?friendly. High?energy?density，?long?life?battery. Durable?in?low?and?high?temperature?operations. Suitable?for?laser?pointer，?flashlight?torch?and?other?electronic?products. Capacity:?9800mAh Quantity:?4pcs Color:?Yellow