CS-IBR500BU : Battery for IBM ThinkPad R40 2681, ThinkPad R40 2682, ThinkPad R40 2683 and others - Replaces IBM 02K6541, 02K7087, 02K7075 and others Mamirobot K3 Case is approximately 2 1/4"

Case is approximately  2 1/4" tall

Lenovo 45N1136

8 volt 3600mAh Li-PO battery for RC electric models

Logitech 533-000104

The CS-CRE807RX is a replacement rechargeable battery for Carrera products

CS-IBR500BU : Battery for IBM ThinkPad R40 2681, ThinkPad R40 2682, ThinkPad R40 2683 and others - Replaces IBM 02K6541, 02K7087, 02K7075 and others Mamirobot K3 Case is approximately 2 1/4"The CS IBR500BU is a replacement rechargeable battery for Gateway products. This battery replaces the following OEM part number(s): IBM 02K6541 IBM 02K7087 IBM 02K7075 IBM 08K8050 IBM 02K6572 IBM 92P0991 IBM 92P0986 IBM 08K8216 IBM 02K7078 This battery is compatible with the following model(s): IBM ThinkPad R40 2681 IBM ThinkPad R40 2682 IBM ThinkPad R40 2683 IBM ThinkPad R40 2722 IBM ThinkPad R40 2723 IBM ThinkPad R40 2724 IBM ThinkPad R40 2892 IBM