Replacement battery for Baby Baby One WUNDER. Specifications: 2000mAh, 7.2V, Ni-MH. Compatible with: Baby Baby One WUNDER, bedscale Baby One WUNDER, bedscale Baby ONE ABILANX. Replaces: Weighing E-1566, Weighing HHR210AAB, Weighing 88889009. Weighing replacement battery designed for Medical devices. A direct drop-in replacement for the original battery.