These batteries have a shorter charging time and longer service life. Batteries do not have a “memory effect” so the phones can be charged at any user-friendly time. Charge faster - use longer - feel safer! Features:The battery is protected against overcharging, overheating and ignition.Optimally selected discharge parameters maximize battery capacity. Compatible mobile phone models:Samsung Galaxy A51.Samsung Galaxy SM-A515F.Samsung Galaxy SM-A515F/DSN.Samsung Galaxy SM-A515F/DS.Samsung Galaxy SM-A515F/DST.Samsung Galaxy SM-A515F/DSM.Samsung Galaxy SM-A515F/N.Samsung Galaxy SM-A515G. Note: the list of compatible batteries and smartphones may be not complete. In case of doubt, always ask a consultant for advice. Compatible part numbers:EB-BA515ABY.EB-BA515ABE.GH82-21668A. Specifications:Capacity: 4000 mAh.Type: Li-ion.Voltage: 3.85 V. Warranty: 12 months. Important information! Waste batteries and accumulators must be disposed of into specially marked containers.