2 x AG4 batteries.
20 X AG4 SR626SW G4A LR626 LR66 L626 177 377A 1.5v Alkaline Coin Watch Battery
4 x Renata 377 SR626SW SR66 AG4 606 BA Watch Batteries Silver Oxide Use By 2027
4 x Maxell 377 SR626SW SR66 AG4 Silver Oxide Watch Batteries Use By Date 2029
10 X AG4 376/377 LR66 SR626 SR626SW 1.5v PoundMax ALKALINE BUTTON CELL BATTERY
10 X AG4 376 377 LR66 SR626 SR626SW 1.5v PoundMax for Watches, Calcultors
50 X AG4 376 377 LR66 SR626 SR626SW 1.5v PoundMax for Watches, Calcultors