HYU-976 HYU-976 BATTERY FOR TESTERLithium-ion polymer battery. Replacement battery for HYU-274N, HYU-403N and HYU-501N testers. 7.4V / 5000 mAhBATTERY FOR TESTERLithium-ion polymer battery. Replacement battery for HYU-274N, HYU-403N and HYU-501N testers. 7.4V / 5000 mAhView price