Genuine Panasonic CF-VZSU53AW rechargeable Li-Ion battery pack. OEM Panasonic battery made in Japan. Specifications: * Model: CF-VZSU53AW * 7.2V * 23Wh * 3400mAh (typ) / 3200mAh (min) Comes with original Panasonic box and protective packaging as shown. Untested due to lack of compatible device, therefore sold as seen. Please check compatibility before purchase. PLEASE NOTE: box has writing on outside, please contact if you would like further images.