primary battery, D size battery, Super alkaline batteries with strong power and long ... batteryD size batterySpecifications: 1) Chemical system: alkaline Zn/MnO22) Dimensions: Φ32.3 - 34.2 mm, h: 59.5 - 61.5 mm3 ... ) Hg content: ≤1ppm6) Discharge capacity: (discharge mode) 3.9Ω, 24h/d, e.v. 0.9V (initial) 39hInner packing: 12pcs/boxOuter packing ... : 33.5 x 33 x 20 cm LR20 (AM-1/D Size) primary battery