Duracell - Batteria alcalina LR 23 A (MN21), 12 V : Amazon.it: Elettronica
Batterie MN21, V23GA Varta Professional Electronic, 12 Volt, MN21, MN23, MS21, LRV08, LR23A, A23
ANSMANN A23 12V Alkaline Battery - Pack of 8 MN21 Batteries Suitable for Alarm Systems, Garage Door Opener, Remote Control, Toys, Digital Cameras and Much More - Disposable Battery : Amazon.com.au: Electronics