2&times; New Battery & Universal Charger for SAMSUNG S5830 S5830T i579 S5670 B7510 EB494358VU 1350mAh High-quality and rechargeable lithium-ion cell, long conversation and standby time long working life and excellent security. Integrated microchip prevents overcharging & lengthens battery life. Capacity : 1350mAh (Charger) Charging indicator: Red LED, Full of the indicator: Blue LED (Charger) Automatic shutoff when battery is completed charged