Product Name: D Size UM-1 R20 Carbon Zinc Dry Battery High Quality Model NO.: R20 Factory: Guangdong Trademark: HUGE Transport Package: Shrink Package or Blister Package Specification: CE, ROHS, SGS Origin: Shenzhen, Guangdong Product Description D size / UM-1, R20 battery different quality can be choosed!Paper, PVC, metal jacket is avaiable!Kingbolai battery industry is professional battery manufacturer in China,You can enjoy our quality guarantee, besides of competitive price!20 years export experience, including the USA, European and Asian.ISO, RoHs, CE approval! ! ! And also have our own "huge" brand.15, 500 square meters, owns 700 skilled workforce and 30 technical engineers.OEM production for Texcus, Phillips, Varta, Kodak and Rayovac.Discharge conditionMinimum average Discharge timereference standardon-loadresistanceDischarge time per dayend Voltage(V)fresh Batterystored for 12 months under Room Temp3.9Ω24h/day0.9V≥330m≥264m2.2Ω4m/1h, 8h/day0.9V≥170m≥136m3.9Ω1h/day0.9V≥6.3h≥5h10Ω4h/d0.9V≥20h≥16h1.5Ω4m/15m, 8h/day1.0≥85m≥68m2.2Ω1h/d0.8V≥3.6h≥2.8h