AA External Lithium Computer Motherboard Battery

AA LITHIUM EXTERNAL BATTERYThis battery (unlike cheaper imitations) uses one AA lithium cell, is encapsulated and designed for external mounting. Its supplied with a lead and Berg flat plug. - Voltage is 3.6V, 2.1AH.- Supplied with hook/loop mounting strip.- Size 61(L) x 17(H) x 16(W)mm.- Not rechargeable.