Replaces OEM # BT-000314, BT-000314-01, BT-000314-54, BT-000314A, BTRY-TC51-43HC1-01, BTRY-TC51-43MA1-01, BTRY-TC51-44MA1-01, 080-681-0880 Fits: ZEBRA TC51, TC510K, TC51HC, TC52, TC52X, TC520L, TC56, TC56DJ, TC57, TC57HO, TC57X Specs: 3.7V, 15.98WH, 4150MAH, BLACK Brand New GreenTech replacement battery - 6 Month Replacement Warranty Each product has undergone rigorous testing to ensure the correct voltage, circuit protection, stable current, low self-discharge and CE / FCC / RoHS Certified for safety