The Sealey E/START3012 Electrostart Batteryless Power Start is ideal for the professional mechanic and DIY users The Sealey E/START3012 is a Batteryless Power Start that is designed to be simple and safe to use with no long term battery storage issues. If the vehicle battery is faulty or is holding less than 5 volts the E/START3012 can be pre-charged via another vehicle\'s 12V battery. Featuring innovative patented technology with no internal battery so no need to wait hours for the unit to charge before use. Compact and lightweight for easy handling and storage, yet still delivers the same result as heavy, bulky, lead-acid battery equivalents. Features: Ideal for the professional mechanic and DIY users Ultracapacitors can be fully energised in a matter of minutes Simple and safe to use with no long term battery storage issues Innovative patented technology with no internal battery so no need to wait hours for the unit to charge before use If the vehicle battery is faulty or is holding less than 5 volts the E/START3012 can be pre-charged via another vehicle\'s 12V battery Compact and lightweight for easy handling and storage, yet still delivers the same result as heavy, bulky, lead acid battery equivalents Specification:  Output: 12V  Model No: E/START3012  Cable & Clamp Length: 450mm  Size (W x D x H): 295 x 230 x 90mm  Output Start Peak(EN): 3000A(1500A)