Brand new patented design Plastic shell IC control circuit High efficiency and stable performance Unique constant flow pressure technology promotes battery life effectively Intelligent automatic breakdown ***ection Long life***n and high brightness LED source Over charge and over discharge protections High-quality non-maintenance Li-ion rechargeable battery series Power: 2 x 1W Input voltage: 220V AC Emergency time: >90 minutes Charging time: <24 hours Change-over time: <5s |