US Plug Wireless Calling System Rechargeable Battery 3 Modes LCD Display Wire FG

Push Button Pager Single Pager Battery Capacity: 60mAh (included). 20 x Pager. Item Type: Wireless Calling System. Battery Type: Alkaline Battery (23A 12V Battery). Battery Type: Lithium Battery. Battery Capacity: 250mAh (included).

eBay