Maxtek Intelligent Rechargeable Replacement High Capacity Li-ion Battery For Canon LP-E6 LPE6 Made with info-chip, which can show remaining time on camcorder LCD. It also can be charged by Canon original charger. 100% Compatible with original manufacturer equipments and chargers, guaranteed! 100% Compatible with original manufacturer equipments and chargers, guaranteed! Integrated microchip prevents overcharging, overheat & provide short circuit protection. 7.4v 2000mAh (Li-ion Rechargeable Battery). One year USA warranty!