54.6V-6A Electric Vehicle Charger (ETEV-350-54.6-6-EX) is designed for NMC and LFP Lithium-ion batteries.It comes in a compact size and is highly efficient thus consuming less electricity. This EV charger has a Unique Battery Reverse Protection- BUZZER which makes sound if reverse battery is connected and an indicating Red LED, and if Reverse Battery is conncected while in CHARGER ON condition, then the charger automatically shuts down without damaging anything Features:- Suitable for NMC Li-ion Batteries Protections: Reverse Battery/Reverse Battery Polarity /Short Circuit/ Over Load/ Over Voltage/Surge. ECO SMART Technology : No load drop is negligible. Increase life of Battery. Air Cooling done by 12V DC Fan Fully Isolated Aluminium Casing. Bump and Vibration resistant. Battery Charge Level Indicator - 25% , 50% , 75% , 100% . 3-Pin AC Power Cord attached. Deep Discharge charging capability. Compact Design -Easy to Carry. Efficiency is around 87% High Operating Temperatures up to 85°C. Withstands 300VAC Surge Input for 5 Sec.