HULKMAN aims to transform how we get around, maximizing driving convenience and making lives better through easy-to-use and groundbreaking innovations. Alpha Juiced up to 18 months. Extreme low self-discharge, free your worry about losing charge during the storage. Always get ready to start even in extreme temperatures. HULKMAN is committed to bringing cutting-edge automotive and energy technology to every driver. ONE and ONLY Pre – Heat Tech in the world: The low temperature in winter is no longer a flat battery nightmare. Our preheating technology can start your car as usual, even in the extreme cold of -40 Degree. 65W Speed Charge: Our patented 65W Speed Charge pushing charge speed beyond imagination takes only 1.5 hours to recharge fully. USB-A and USB-C ports meet all your needs to charge electronics. (Note: The Hulkman 65W wall charger is not included.) More than a Jump Starter: It’s also a 20000 mAh battery bank for charging devices and a multi-mode flashlight. Plus, a 12-volt 10 amps port for powering any 12V DC devices, like tire inflators, inverters, and more. Start Your Car: Deliver up to 2000 Amps peak amps to start vehicles with up to 8.5L Gas/6.0L Diesel engines. Up to jump-start 60 times with a single charge.