• 3-Stage Automatic Charging: This is a fully automatic battery charger with 3 charge stages
• Automatic charging protects your battery from being overcharged. So you can leave the charger connected to the battery indefinitely
• 3-stage chargers are suitable for most battery types including Calcium, Gel and AGM, and Wet batteries. They may also help restore drained and sulphated batteries
• Types of batteries: Most types of lead acid batteries including Calcium, GEL and AGM, Wet, EFB, etc.

Specifications:

• Switchmode technology: Yes 
• Polarity protection: Yes 
• Output short protection: Yes 
• Non-battery link protection: Yes 
• Over voltage protection: Yes 
• Over temperature protection: Yes 
• Cooling: Natural cooling 
• Input voltage: 100-240V AC, 50-60Hz 
• Rated output: 6V 2A / 12V 2A 
• Minimum start voltage: 7.0V 
• Battery range: 4Ah - 40Ah 
• Thermal protection: 65℃+/-5℃ 
• Efficiency: App. 85%