Slightly more expensive than zinc-carbon batteries, the Panasonic LR1 micro alkaline battery has a significantly longer operating time. Another advantage is the relatively high load capacity combined with a high current output. For devices that require large power reserves, such as torches, headlamps, radios, bike lights, etc. Comparison types: N, LR1, LR01, E90, LR1-N, LR1/E90, 4001, AM5, KN, MN9100, MN9100/N, UM5, R1, KN-2, 810, 910A, L1129