Galaxy Alpha Battery, TrendON [3 Batteries + Charger] Samsung Galaxy Alpha (3X) 1860 mAh [Long Lasting] Spare Replacement Li-ion Battery Combo with Portable USB Travel Wall Charger (non-NFC) [18-Month Warranty] (For Samsung Galaxy Alpha Verizon, AT&T Sprint, T-mobile, Unlocked) (3 Batteries 1 Charger) TrendON battery is compatible with all versions of Samsung Galaxy Alpha (International, Unlocked, AT&T, Verizon, Sprint, T-Mobile Models). Grade A cells ensure longer battery life (500+ cycles) and high-speed, efficient charging. Built-in IC chip prevents overcharging. Guaranteed to fit your Samsung Galaxy Alpha cell phone. Voltage: 3.85V. Capacity: 1860mAh. Charger input: AC100-240V~50/60Hz 150mA; Output: DC5.0V-800mA(USB) 4.35V-600mA Package contents: 3 x rechargeable Li-on TrendON Samsung Galaxy Alpha smart phone batteries, 1 x folding blade travel charger, retail packaging 18 months warranty from Tech Trend / TRENDON