KENTLI Lithium Li-ion Rechargeable 4 AAA Batteries with 4 ports USB Portable and Li Charger, 1.5V 1100 mWh 100% Original kentli battery and charger . Attentions: this charger is Only for kentli aaa Small,easily to put into the computer bag,camera bag,convenient to carry So easy of charging ,Chargering via USB power source or charing via AC adapter, Can charge 4AAA batteries,cannot be used the AA size,Four positions independent of management IC,can charge single battery Note : the product seller name is KENTLI , please attantion it when you order the item,