The canon lp-e12 lithium-ion battery pack features a 7.2v output and an 875mah capacity. Charge it using the battery charger lc-e12 (not included). This battery is compatible with eos rebel s1 and eos m slr cameras. It allows your canon eos m or rebel s1 digital camera to record up to 1 hour and 30 minutes of video or capture up to 230 still photos for lasting operation. The rechargeable design allows repeated use.