Upgraded Smart Battery Charger- This compact battery charger is suitable for 12V cars, motorbikes, pickup trucks, motorboats, ATVs, construction vehicles,SUV, RV, snowmobiles, lawnmowers, golf cart,etc. Suitable for most types of 12volt lead-acid batteries, including calcium batteries, gel, AGM/EFB, Wet/Flooded, deep-cycle battery, etc.(Not applicable to lithium batteries).NEW REPLACEMENT AVAILABLE FOR ANY QUALITY ISSUE.12 Volts Fully Automatic Battery Charger- It is all-in-one battery solution as intelligent battery charger, trickle charger maintainer, battery desulfator.The automotive battery charger tenders has self-developed battery charging management system, which supports working modes settings such as cars, motorcycles, start-stop, repair.Visual LCD clearly shows charging voltage, current,temperature, percentage, summer mode, winter mode, etc. And the red light turns green when it is fully charged.Efficient Pulse Repair Charger-The smart battery charger has built-in advanced battery repair mode, automatically detects battery sulfation and acid stratification, adopts the latest pulse repair function to help restore old/idle batteries and extend battery life, bring batteries back to life, getting your vehicles up and running again. NOTE: 12V car battery chargers cannot activate a dead battery or repair a damaged battery. Lithium battery is not included.Temperature Detection & Multiple Protection- Intelligent control, temperature compensation for hot climates and cold climates. The auto battery charger has protection circuits such as overcharge/overvoltage/overcurrent/short circuit/reverse connection/overheat protection-When it detects the temperature is too high, it will automatically start the over temperature protection program. It can avoid the decrease of battery life caused by overcharge, enhance the reliability of charging safety for car batteries.Works In Hot Summer or Cold WinterWinter Mode and Summer Mode - Designed for all climates, the special winter mode provides a complete charge to the battery in cold weather, ensuring a stronger engine start. Automatically detects the outside temperature,and alters the charger to eliminate over-charging in hot climates or under-charging in cold climates, so that winter is full speed,summer is not overload, charges fully and safely then go into float charger mode, extend battery life.A Must Have Emergency Battery ChargerFlame-retardant ABS shell solid material, wear-resistant, drop-resistant, and corrosion-resistant, portable and light weight charger, can be used under harsh environments. The deep cycle battery charger performs well as lead acid battery charger, agm battery charger, auto battery charger, motorcycle battery charger tender, boat battery charger,12v float charger, etc. If you have any questions, please contact us freely for a satisfactory solution.