The Uniross Easy Charger is ideal for everyday worldwide usage. The batteries are conveniently ready to use straight from the pack. Ideal for use with electronic devices such as Radios MP player minidisk walkman PC mouse toys etc.Supplied with x2 AA Batteries ready to usex2 AA Batteries - 2100 mAHCharges 2 or 4 - AA and AAA batteries Typical battery charge times: AA 1600mAh in 5 hours AA 2100mAh 7 hours AAA 800mAh in 5 hours AAA 1000mAh in 7 hoursLED charging status indicatorsProtection against short circuits and reverse polarityCapacity: 2100 (mAH)7 hour charge