Pilha CR2016 CR2025 CR2032 CR1220
23A 12V
1 pilha - 1 Euro
pack 5 pilhas - 3 Euros
A marca pode variar, o preço é sempre o mesmo

Temos todo o tipo de pilhas de botão, basta dizer qual o modelo que precisa:
AG0/LR521/379/SR521/179/SR63/SR521SW
AG1/364A/LR60/SR60/LR621/SR621/SR621SW/364/164 1.5v
AG2/LR726/LR59/196 1.5V
AG3/LR41/192/L736
AG4/LR626/LR66/177/377A
AG5/LR754/LR48/G5
AG6/SR920SW/SR920W/LR92*******71
AG7/SR927W/395/SR927/LR927
AG8/LR1120/LR55/G8/SR1120W/191/391 1.5V
AG9/LR936/LR45/G9/194 1.5V
AG10/LR1130/389A/LR54/L1131/189/L1130
AG11/LR721/LR58/G11/362/361
AG12/386/LR43/SR43SW 1.5V
AG13/LR44/L1154/PX76A 1,50V