FOXSUR 0.5A-20A Portable ATV Motorcycle Car Battery Charger 12V24V Lithium AGM GEL Lead-Acid LiFePO4 Smart Battery Chargers

Microprocessor Control (CPU).10-STAGE AUTOMATIC CHARGING:This is a fully automatic battery charger with 10 charge stages. Automatic charging protects your battery from being overcharged. So you can leave the charger connected to the battery indefinitely.10-stage chargers are suitable for most battery types including Calcium, EFB,Gel AGM, Wet,LiFePO4, lead Acid batteries. They may also help restore drained and sulphated batteries. Types of batteries: Most types of lead acid batteries including Calcium, Gel AGM, EFB,Wet, LiFePO4,lead Acid, etc.. Switchmode technology: Yes Polarity protection: Yes Output short protection: Yes Non battery link protection: Yes Over voltage protection: Yes Over temperature protection: Yes Cooling: Fan Input voltage: 100-240V AC, 50-60Hz Rated output: 12V 20A , 24V 10A Minimum start voltage: 0V Battery range: 4Ah - 300Ah Thermal protect: 55'C+/-5'C Efficiency: App. 85%.