Versatile 4 Amp battery charger with adjustable output BMPRO’s 12V 4 Amp battery charger BatteryCharge4 is an automatic battery charger with eight charge states (including pulse and trickle charge modes). It is designed to increase your battery’s life and performance. BatteryCharger4 is adjustable to 0.9, 3 or 4 Amps and compatible with all 6 and 12 Volt Lead Acid (AGM, Gel, Calcium, Wet) and LiFePO4 Lithium batteries. Use it to service your car, caravan, bike, boat or spare battery charging needs. Equipped with short-circuit, over-temperature and overload protection, the BatteryCharge4 has a large LCD display with indicators to let you know the charge progress of your battery. Other options available: 7 amp, 15 amp and 25 amp battery chargers. Features Ability to charge multiple battery chemistries Overload and reverse connection protection Capable of charging battery sizes 12-120Ah Charging lithium (LiFePO4) battery sizes 8-50Ah Cold mode for battery temperature under 5°C Specifications Output: Variable up to 4.0Ah Input: 240V, 50Hz Battery Size: 12Ah - 120Ah Battery Type: Lead-acid, LiFePO4 Battery Chemistry: AGM, Gel, Calcium, Wet, LiFePO4 Charger Type: Multi-stage Housing Protection: IP65 Power Supply Mode: 12V SEE PRODUCT MANUAL HERE