LR61 batteries commonly also called "the small flask" are commonly used in motion sensors, radio controls, electronic scales, toys and a multitude of measuring devices since their small size and high voltage give some Ideal features for many electronics manufacturers. Alkaline batteries have a storage life of about 6 years. A 9V battery measures 48 x 26 x 17mm and weighs 45 grams. TECHNICAL CHARACTERISTICS:– Brand: KODAK MAX– Type: LR61– Technology: Alkaline– Voltage: 9V– Uses: motion sensors, radio controls, electronic scales, toys, ...