20 Best Car Battery Chargers for February 2021

POWERFUL & HEAVY DUTY - With 800amps peak current and all-metal clamps with thickening grips and heavy duty bolder cables, TACKLIFE T8 can jump start your vehicles up to 30 times in a single charge (7.0L gas or 5.5L diesel engine) .

Easy to Use & Advanced SafetySpecial designed smart jumper cable makes operations much easier - indicator notifies for error conditions; "BOOST" button can force "on" the jump start function when a battery is too low. With 8 protections, including mistake-proof design, spark-proof technology and reverse polarity protection, it can safely connect to any batteries.

Features 15A to charge and 3A to maintain your battery

Safety ChargingAdopt ABS flame-retardant shell, fireproof, electric shock, corrosion resistant, solid and durable, Built in circuit protection guards against reverse polarity, sparks, overcharging, over-current, open-circuits, short-circuits and overheating. Smart LCD display shows the charging status and battery status to make you more assured of charging

TOTAL PROTECTION: The battery charger offers safety features including reverse-polarity protection, over-current protection, overload protection, over-voltage protection, over-charge protection, and over-temperature protection.

SUPER CAPACITY AND PEAKNEXPOW Upgraded auto battery charger jump starter used High-speed polymer battery instead of normal starter. With the super 1500A peak and 21800mah capacity, our car battery starter is easy to start a 12V vehicle up to 30 times (not only gas engine but also diesel engine). Also it could start trucks, motorcycles, snowmobiles, ATV, UTV, lawn mowers, and yachts up in a few minutes, even in extreme temperature(-4F~140F).

[SAFE CHARGING] Our battery charger/maintainer is spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power.

Comes with the cigarette lighter adapter, 1 pair of battery clips and 4pcs PVC suckers. Unique design-high quality clips to prevent short circuit

ADVANCED PROTECTION TECHNOLOGY: Intelligent jumper clamps of jump starter with safety protection including over-current protection, overload protection, over-voltage protection, over-charge protection and high-temperature protection will effectively keep you and your vehicles away from danger.

PULSE REPAIR FUNCTIONIntelligent control system, strong pulse repair technology, remove vulcanization, repair slightly damaged batteries, reduce water loss, Provides stronger engine starts and extended battery life. NOTE: It can not activate a dead battery or repair a battery which is damaged seriously; it also can not repair a battery back to 100% new.

[11-STAGE SMART CHARGING&12V Repair]-11-stages automatic charging process [ Diagnosis -Pre-charge -Desulfation -CC1 -Soft Start -CC2 -CV -Analyse -Repaire -Float -Maintance] Maintenance and Recovery.Perfect for battery unused for a long time or damaged,stratified or sulfated batteries

A Powerful Portable Charger - This is not just a portable jump starter but a power bank! With massive 22000mah of battery capacity and dual 5V / 2.1A USB out ports, it can provide sufficient power to quick charge your phones, tablets, kindle, etc.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Multi Safety ProtectionsSafely designed with multiple protections against Reverse Polarity, Short Circuit, Over Voltage/Current, Over Charge, Overload. Detachable alligator clips, spark proof during lead connection, quality cooling fan rotate faster to avoid overheating when tempreture is so high, full-loaded and burn-in test proves its stable performance and high reliability.

POWERFUL AND COMPACT: This emergency booster pack with 800 amps peak current capable for starting 12V dead batteries (up to 4.5L gas engine), designed for cars,motorcycles, lawn mowers, yachts, ATV, SUVs and more. High efficient jump box for emergency vehicles starting/cranking.

Auto Detect Systems: Features Battery Voltage detection, then automatically selects charge rate for charging and maintaining. Battery reconditioning feature helps extend battery life. LCD screen displays charging status and battery status with easy to understand icons.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Made of durable metal with a sleek black finish; includes a fused ring terminal harness; for use indoors, in a garage

Premium input and output cable with robust strain relief