The ThinkPad 1200/1300 i Series NiMH Battery is a rechargeable, nickel metal hydride, system battery that supports the ThinkPad i Series. This battery contains eight cells providing an output of 9.6 V and can be re-charged in 2.0 hours (power off), 5.0 hours (operational) depending on the ThinkPad system usage. Spare system batteries provide the convenience of extended untethered ThinkPad use.
