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【Supersafety】No internal batteries, built-in super capacitor activates in a physical way, keeping users from risks of spark or explosion.
【Never Requires Regular Charging】SuperCap 2 is a supercapacitor jump starter that only requires a quick charge from your weak battery to get your car started. This is extremely convenient as you don't need to remember to pre-charge your jump starter.
【Protection】Safe and easy to use SuperCap 2 jump starter without the worry for 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, over-current protection, overload protection, over-voltage protection.
【Extremely Weather Operating & Longer Lifespan】SuperCap 2 can work in extremely cold weather (-40℃/40℉) during snowstorms or blizzards and resist high temperature (70℃/158℉). Thanks to its built-in supercapacitors, SuperCap 2 can withstand more than 100,000 times frequently repeated use in its lifetime, longer life up to 10 years.