... long service life Specifications:1) Description: primary battery, dry battery, alkaline battery, 9v battery, 6LR61, E battery,2) Chemical system: Zn / MnO23) Dimensions ... capacity: (discharge mode) 270Ω, 1h/d, e.v. 5.4V (initial) 17h9) Appearance: No tolerance of scratches, stains, cracks ... Blister card pack 12cards/box,144cards/carton,carton size:38*27.5*21.5cm,weight:7.8kgs 6LR61 1s alkaline battery