3.6V battery pack and holder kit - 500mAH nickel metal hydride (NiMH) - Battery is oval shaped, 12.5mm (0.5in) high, 38mm (1.5in) wide, and 77mm (3.0in) long - Holder is rectangular, 50mm (2in) high, 112m (4.4in) long
HPE 349799-001, Single-use battery, Nickel-Metal Hydride (NiMH), 3.6 V, 1 pc(s), 500 mAh, 38 mm
HPE 349799-001. Battery type: Single-use battery, Battery technology: Nickel-Metal Hydride (NiMH), Battery voltage: 3.6 V. Width: 38 mm, Depth: 77 mm, Height: 12.5 mm