Battery Pack, Rechargeable, 9V 150mAh for Energy Display

Reference

89668

Battery Pack, Rechargeable, 9V 150mAh for Energy Display (part 89668) is a LEGO element. CollectORbuild's catalog records it in 2 sets, including Electric Battery Box 9V 150 mAh (Rechargeable) and Renewable Energy Add-On Set.