The Best Car Battery Brand as Reviewed by Experts: Top-picks & Best Deal for you

Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers 35% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

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.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Imazing POWERFUL CAR JUMP STARTER: With 2000A peak current, it can jump start (Up to 10.0L Gas or 8.0L Diesel) 12V cars, motorcycles, ATVs, UTVs, lawn mowers, snowmobiles and etc. up to 30 times on a full charge.

SAFETY PROTECTION: With UL2743 standard certification and the LCD intelligent clamp of 8 advanced safety protection technologies(Reverse polarity, reverse connection, over-current, overload, over-voltage, over-charge, over-discharge, short circuit), Imazing jump starter provides ultimate protection for your safety.

FAST CHARGING: Designed with dual USB output ports and one Type-C in(out) port, the quick-charge 3.0 USB port provides the fastest charging speed and is compatible with almost all USB charging devices, including phones, tablets, cameras, kindles and etc.

LED FLASHLIGHT: Imazing jump starter has a built-in LED flashlight with 3 modes: Flashlight, SOS, Strobe. It's an life saver for camping, outdoors, emergencies, travel, etc.

WHAT YOU GET: 1 x Jump Starter, 1 x Carry Case, 1 x LCD Smart Clamp, 1 x Type C cable/Charge for jump starter, 1 x Cigarette Lighter Adapter, 1 x User Manual and 2 years warranty. Imazing offers working days live chat on FB page, search “Imazing” on FB if you have any problems for shopping.

Start Dead Batteries - Safely jump start a dead car battery in seconds with this compact, yet powerful, 1500-amp portable lithium car battery jump starter pack - up to 30 jump starts on a single charge - and rated for gasoline engines up to 7 liters and diesel engines up to 4.5 liters.

UltraSafe - Safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt automotive car battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.

Multi-Function - It's a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and other USB devices. It's easily rechargeable from any powered USB port in 5 hours at 2.1-amps. Plus, an integrated 200-lumen LED flashlight with seven light modes, including emergency strobe and SOS.

Advanced Design - Our most advanced portable car battery jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. And an ultra-compact and lightweight design weighing just 2.7 pounds.

In The Box - GB50 UltraSafe Portable Lithium Car Battery Jump Starter Pack, Needle-Nose Battery Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA.

Easier & Safer Start Assurance: Product status is intuitively shown on a 3.3-inch smart screen, so you can start your car easily. Over 9 types of protection, free your worries of misoperation and sparks.

Powerful Performer: 2000 Amps peak cranking amp can start the vehicles up to 8.5L Gas/6.0L Diesel engines. A single charge can achieve 60 times jump-start.

65W High-Speed Charge: Charge from 0% to 100% in less than 1.5 hours, with our patented 65W Speed Charge. But just over 20% of power is enough to start your car if necessary

More than a Jump Starter: It’s also a 20000mAh battery bank for charging devices and a flashlight with 3 modes. Plus a 12 volt 10 amps port for powering any 12V DC devices, like tire inflators, inverters, and more.

WE GOT YOU BACK: Rugged build for a life of adventure, and features an IP65 function (Rain-resistant & dust-tight, and drop resistant). 24 months of hassle-free warranty and lifetime technical support. Contact us anytime with any questions.

【POWERFUL AND PORTABLE】 The upgraded 1000A peak current can start most vehicles with gas engines up to 7.0L or diesel engines up to 5.5L. It's small enough to fit in your pocket, but can meet the needs of most cars, SUVs, motorcycles, trucks, lawn mowers.

【JUMPER CABLES With An LCD SCREEN】 This LED smart jumper clip not only provides traditional protection functions but also has an LCD screen with a built-in voltmeter on the cable. You can observe the voltage of the connected battery without connecting the battery.

【CHARGE MULTIPLE DEVICES】 With a capacity of 12,800mAh and a smart USB port, it can fully charge your laptops, smartphones, tablets, and other devices at the fastest possible speed.

【THREE MODES OF FLASHLIGHT】 The LED flashlight has 3 illumination modes: a flashlight when you're in the dark, a strobe light to attract attention, and an SOS signal flash when you're outdoors and in need of emergency help.

【BEST GIFT FOR YOUR FAMILY AND FRIENDS】 For friends and family who own a car, this is undoubtedly the best gift, it can help your family to start the car in an emergency. We also provide every customer with an 18-MONTHS free warranty!

【BUILT-IN PRINTER】Test result displays in battery tester automotive LCD just millseconds. You are allowed to review the result data and print the result report with printer.

【MULTIPLE FUNCTIONS】LC-8139 Car battery load tester has the following functions：Battery Test, Cranking Test, Charging Test, Review Data, Print Data, ect. LC-8139 battery tester 12V can help you to measure car battery problems more quickly and accurately, thus to achieve quick vehicle repair.

【QUICK AND ACCURATE】LC-8139 car battery tester adopts latest conductance testing tech to measure the actual cold cranking amps capability of the vehicle starting battery, healthy state of the battery, common fault of the vehicle starting and charging system easily, quickly and accurately.

【WIDE APPLICABLE】LC-8139 Car battery load tester with Printer is used for lead-acid starting battery, regular flooded, AGM, GEL and EFB. Built-in thermal printer, LC-8139 can give you accurate testing results and print it in seconds.

【BATTERY TROUBLE SHOOTING】Test standards include most battery standards in the world: CCA IEC EN DIN JIS and OTHER SPECIES. Super wide range pro tester rated from 100 to 2000 CCA. LC-8139 car battery tester compatible with car, motorcycle, truck, RV, ATV, SUV, boat, yacht, mowers and even golf carts. LC-8139 car battery tester with Polarity Reverse Protection, both the battery and device won’t be damaged

【Package Includes】 1PCS LC-8139 Car battery tester, A pair of alligator clips, 1PCS User manual, 2PCS Thermal printing paper

【100% Service Guarantee】 We offer our customers 6 months free warranty, refund allowed if not satisfied. Any questions or something we can help, just contact us, we will give you a satisfactory reply at first time！

【Charge The 12v Battery】Battery tester has two functions: testing and charging. Unlike other types of battery testers, our battery tester can both test and charge the vehicle battery. You can connect the household power supply to charge the car battery through the equipped 110V AC power plug, no built-in battery is needed, and the charging is fast and safe.

【Charging & Cranking & Battery Test】Car battery tester has three test functions, which can perform battery test, cranking test and charging test. It can help you analyze the health of the battery, determine whether the starter motor is working normally, and check and analyze the charging system, which will help you better Check and repair the vehicle.

【Smart Charging-Automatic Shutdown After Charging & Low Temperature Resistance】When the car battery is fully charged, the battery tester will automatically shut down to protect the battery from damage, and the battery tester automotive can work normally in the range of -20°C-50°C, has the characteristics of low temperature resistance, so that you can work normally in low temperature environment.

【Multi-Language Selection & Reverse Polarity Protection】Battery tester supports multiple languages,such as English,Russian,Italian,Chinese,German,and Japanese.You can choose one of them as the working language according to your needs.Battery maintainer is simple and safe to operate,it has reverse polarity protection.Even if the polarity is reversed, it will not damage the tester or affect the vehicle and battery,realize a safe connection and ensure the safety of itself and the machine.

【Test All 12V Vehicles & Wide Range Of Applicable Batteries】Car battery tester is suitable for all 12V vehicles and can test the starting system, charging system.It suitable for AGM flat plate batteries, AGM spiral batteries and GEL batteries.

【POWERFUL CAR JUMP STARTER】The GOOLOO GT1500 Auto jump starter is powerful enough to jump start most vehicles (up to 8.0L gas or 6.0L diesel engines) with 1500A peak current.It could work with cars, motorcycles, watercrafts, ATVs, UTVs, lawnmowers, snowmobiles, etc. Fully charges by Type-c port in about 5 hours and able to hold a charge for more than 3 months!

【PORTABLE QUICK-CHARGE POWER BANK】Designed with a 15W Type-C In/Out Port and Dual USB ports(a USB3.0 quick charge port included),which can charge your smartphone, GPS, camera, tablet or any other compatible electronic devices faster than normal power banks.A real time-saver for you to have!It's not only a portable jump starter but also a powerful battery charger.

【WATER RESISTANT & ADVANCED PROTECTION TECHNOLOGY】Our GT1500 can be used in rainy days because of its Splash-proof function. And the intelligent jumper cables features embraced multiple advanced technologies including over-current protection, overload protection, over-voltage protection, over-charge protection and high-temperature protection –considering your safety of using our jump starter battery pack every time.

【LED FLASHLIGHT FUNCTION】 The 3-mode LED light (flashlight / SOS / Strobe) meets your various needs. It's a great companion for camping, traveling, outdoors, indoors, emergencies, etc. With our GT1500 car battery jump starter in your car，there is nothing to worry about when driving out alone in the evening!

【WHAT’S INCLUDED】1 x GOOLOO GT1500 Compact Car Jump Starter, 1 x Smart Jumper Clamp, 1 x Cigarette Lighter Adapter, 1 x USB to Type C Cable, 1 x Type-C to Type-C Cable, 1 x Carry Bag, 1 x User Manual（No adapter included）.And you are ensured with 18 months warranty and lifetime professional technical support.Contact us anytime if there is any problem of GOOLOO jump starters.Our customer service team will reply within 24 hours!

【SIGNAL CONTROL】Gooloo GT1500 lithium-ion jump starter is a new product that has never been manufactured before. The signal of load connection type is directly sent to the switching circuit rather than the microcontroller.

【Automotive Car Battery Tester】 As one of the most cost-effective product of KONNWEI, KW208 can test all 12V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. Provide overall analysis of batteries’ health and help you know its status in advance before it dies. KW208 battery tester support cranking and charging system test also alternator and starter test.

【Display Overall Batteries Data】KW208 12V Battery Load Tester gives you the basic battery parameters such as voltage, internal resistance, cold cranking amp and AH capacity, battery health and charge status. Additionally, battery cca tester will also show you professional advice whether to replace or charge the battery.

【 >99.5% Accuracy】Thanks to KW208’s powerful STM-32 chip, it provides more than 99.5% precise testing reports within milliseconds(testing results refer to US Midtronics), greatly improved the testing speed compared to other battery testers.

【Plug and Play】 KW208 Battery load analyzer allows you to test batteries both in-vehicle and out-of-vehicle, and even test dead batteries. Just connect the tester’s clips with battery then it will turn on and ready to test and analyze battery. It’s that easy!

【Starter& Alternator Tester】KW208 not only a great battery load tester that tests batteries cranking & charging system but also can test alternator's charging and starter's cranking conditions. And it can switch up to 8 languages for different needs.

【NEWLY UPGRADED JUMP STARTER】With the newly upgraded design, this jump starter can easily jump start-up to 7L gasoline and 5.5L diesel engine, which suitable for all 12V cars, trucks, motorcycle, boat, SUV, lawnmowers, snowmobiles, etc.

【SMALL SIZE BUT POWERFUL】The size of VIDOKA DJS70 is smaller (1.54lb )than almost jump starters but more powerful and stable. It is just a similar size to a 6.1inch phone, which makes it ultra-portable in your car emergency kit, glove box, or even bag.

【INTELLIGENT SAFETY PROTECTION】With 8 safe protection systems, no need to worry about incorrect connections or sparks. Advanced safety features work together to keep you safe while jump-starting your vehicle.

【PORTABLE POWER PACK】It’s more than a jump starter but also a 12800mAh battery bank with USB quick charging output ports, which can save your 50% time while charging your cellphones, tablets, Kindles or digital cameras, etc.

【A LIFE SAVER】The built-in smart jump clamps provide versatile safety protection including over-discharge, reverse polarity, reverse connection, over-temperature, short-circuit, over-charge protection. It helps you to jump-start your car safely.