Features:- Safe and Reliable Operation: Battery charger with several safe protections to ensure safe using, it has over voltage protection, over temperature protection, overcharge protection, short circuit protection, reverse connection protection, overcurrent protection, and low current protection.- Intelligent Digital Display: Clear LCD screen real-time display temperature, current, voltage,battery capacity and summer mode, winter mode, etc.- Pulse repair function can help to repair your loss battery and extend battery life. Note: It can not activate a dead battery or repair a battery which is damaged seriously; it also can not repair a battery back to 100% new.- Humanization Charging Mode: With summer and winter mode, this fully automatic battery charger is able to detect the temperature and switch to the appropriate charging voltage automatically.- Low Noise & Heat Dissipation: Silent designed cooling fan,which greatly prolonged the life of the charger. Specification:Plug Type: EU / US (Optional)Color: Red, Yellow, BlueProduct Model: 12VOutput Current: 6.0A±0.5AApplied to: 4AH-100AHInput Voltage: 100-220V,50/60HzOutput Voltage: 16.8VNet Weight: About 450gSize: Approx.152x80x60mm Package Included:1 x Battery Charger Pls Note:1.This charger is for 12V battery which is from 4AH to 100AH. Please check your battery before buying.2.Can not be used to charge the lithium battery.