High capacity, rechargeable 3.7VDC li-Ion battery technology gives the best performance possible compared to other battery technologies such as Nickel Metal Hydride (Ni-MH) Lithium-ion Compatibility: Canon NB-11L, PowerShot A-Series A2300/A2400 IS/A2500/A2600/A3400 IS/A3500 IS/A4000/A500, PowerShot Digital ELPH 110 HS/115 IS/130 IS/135/140 IS/150 IS/320 HS/340 HS