Also known as DL2430, BR2430, KL2430, L2430, ECR2430, 5011LC, L20, KCR2430, E-CR2430, KECR2430, LF1/2W.
CR2430 lithium button cells are commonly used in car security (car alarm/keyfob batteries), organisers (backup batteries for PDAs such as Psion, etc.), and glucometer equipment.
CR2430 lithium button cells are also often found in cameras, electric thermometers, calculators, computer equipment (memory backup battery), toys, Accutron, communication equipment, electronic watches/clocks, card radios, and data packs for video cameras.