The batteries are also used in the portable music systems, the large torches and the large poche lamps, for the lighting systems of the gas lighting devices, the irrigation controllers and the toys. The alkaline batteries are stocked for 6 years, the AD batteries measure 61 mm long and 34 mm in diameter and weigh 139 grams. They are also available in the rechargeable HR20 model, with the smallest diameter and size, the size is variable depending on the capacity of the model. With the entire range of rechargeable batteries, their voltage is 1.2 volts and their capacity is mAh depending on the brand and model.
