Hobby-Ace 2B6AC Balance Charger Dual Port Multi Function Battery 5Amps AC or DC LiPo LiIon LiFe NiMh 2 Independant charge ports,Save Space in your pit box, 2 chargers in 1 User definable charge rates from 0.1 amps to 5.0 Amps 50 Watt max output. Charge Amperage auto adjusts depending on battery voltage. (i.e. Charge rate for 3S LiPo: 50W11.1V = 4.5A max charge rate) Operating Voltage Range: AC 100 - 240V DC 11 - 18 More balance charger products are provided by Hobby-Ace on Amazon.Bring your eyes into the sky and racing like a free bird, enjoy the ultimate first person view experience.