Maximal Power DB CAN NB11L Battery for Canon NB-11L and Canon PowerShot ELPH 110/320HS,A2300,A2400,A3400,A4000 Camera (Black) Amazon.com is the only authorized dealer selling MaximalPower brand products. Please make sure your item is ONLY sold and shipped by Amazon.com! All other marketplace vendors are selling counterfeit products that do not perform the same, and/or are not covered by our MaximalPower Warranty Rechargeable replacement battery for Canon NB-11L/NB11L battery and fits with Canon PowerShot ELPH 110 HS, 320 HS, A2300, A2400 IS/A2400, A3400 IS/A3400, A4000 IS/A4000 digital cameras Chemistry: Li-ion, Output Volts: 3.7V, Capacity: 680mAh 100% Compatible with original manufacturer equipments and chargers, absolutely no memory effect and can be charged at anytime 3 years limited warranty