• 6V/12V Car Battery Charger: Our TOPDON TORNADO 4A battery charger maintainer is compatible with all 6V and 12V lead-acid batteries, (flooded, AGM, gel, deep cycle batteries)and 12V lithium batteries. This charger can be used for cars, trucks, SUVs, PWCs, motorcycles, scooters, ATVs, lawnmowers, RVs, boats, and other devices in your home. With a maximum 4A current, it supports battery capacity range: 10-150Ah. no overcharge, automatic protections.
• All-in-One Charger: TOPDON Smart Car Battery Charger maintainer is not only a battery charger, but also an advanced battery maintainer, trickle charger, and battery desulfator! This battery charger can automatically detect battery sulfation and acid stratification and use pulse repair function restore lost battery performance for stronger engine starts and extended battery life.
• Smart 9-Step Smart Charing: Revolutionary 9 charging steps for faster speed and better maintenance than other standard chargers. Other car battery charger is to increase the current to make the battery fully charged more quickly, but this will also cause damage to the battery.The 10-step charging technology of this battery desulfator charger has been improved, and the battery repair function has been strengthened. Help repair and maintain the battery and extend its life, with zero overcharges.
• Safe Above Everything: Premium copper clamps are built with user safety in mind through spark-free operation and reverse polarity protection. TOPDON battery charger built-in circuit protection guards against reverse polarity, sparks, overcharging, over-current, open-circuits, short-circuits and overheating. Avoid any dangerous situation.IP65-rated ABS shell housing seals the internals from dust, dirt, and water; 6ft power cable / 8ft battery cables allow extended reach.
• Easy to Use: TOPDON TORNADO4000 trickle charger adopts a sturdy,light and compact design, and weighs only 600grams, it's easy for you to carry and use anywhere. Is your head spinning about how to use the car battery charger? No worries, the Topdon TORNADO4000 is the savior! Detailed instructions will guide you easy to use TORNADO4000 trickle charger with ease.
• Works In Extreme Climates: The TOPDON TORNADO battery charger automatically detects the outside temperature, and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.can charge your car in an extreme temperature environment: 14℉ - 107℉ (-10℃ - 40℃).Simply connect and let this advanced car battery charger automatically monitor, charge and maintain your battery.

FEATURES

Battery Maintainer, Trickle Charger, and Battery Desulfator
Compatible With 6V &12V Lead-Acid, AGM, WET, GEL, MF, CAL, EFB and 12V Lithium-Ion
Applicable Battery Capacities up to 120Ah
Offers a 9-Step Smart Charging Technology
Charges Two Times Faster Than Ordinary Battery Chargers
Works In Cold Temperatures
Provides a Safe 24/7 Connection
UV Resistant & IP65 Water

SPECS

Input Voltage AC: 100-240VAC, 50-60Hz
Working Voltage AC: 100-240VAC, 50-60Hz
Power: 65W Max Charging Voltage
Various Charging Current: 4A (12V)4A (6V)
Low-Voltage Detection: 2V(12V), 2V(6V)
Back Current Drain: < 5mA
Working Temperature: -4°F to 104°F
Storage Temperature: -4° to 130°F
Charger Type: 9 Step Smart Charger
Type of Batteries: 6V & 12V
Battery Chemistries: Wet, Gel, MF, CA, EFB, AGM& LIB
Battery Capacity: Up to 120Ah (6V & 12V)
Dimensions: 13 x 7.9 x 5cm
Weight: 1.32 lb (600grams)