Pyronix Deltabell / Keypad 3 Volt Lithium Battery – CP405050-P2
Pyronix BATT-ES1 Battery
3v Lithium for use with : DELTABELL-WE Sounder Bellbox MK2
Batteries can also be used for XDL12TT-WE
Long Lasting Lithium has a longer discharge curve than most alkaline batteries, meaning that the BATT-ES1 can retain its charge for up to ten years for longer shelf life and home storage. It is environmentally friendly and contains no mercury, cadmium or lead.