Brother Rechargeable Li-ion Battery Pack - For Handheld Device - Battery Rechargeable - 1900 mAh - 14 Wh - 7.2 V DC - 1 Each

Works in PT-E550W, PT-H300, PT-H300LI Also compatible with PT-H500LI and PT-P750W Rechargeable for ongoing use For use in Brother PT-E300, PT-E500 Rechargeable & avoids disposables - designed to be used repeatedly, helping you save money and avoid single-use disposables.