Sealey E/START800 Electrostart Batteryless Power Start is ideal for the professional mechanic and DIY users   The Sealey E/START800 Electrostart Batteryless Power Start is compact and lightweight for easy handling and storage, yet still delivers the same result as heavy, bulky, lead-acid battery equivalents. It is simple and safe to use with no long term battery storage issues and can be fully energised in approximately 2 minutes. Features:   Ideal for the professional mechanic and DIY users   Can be fully energised in approximately 2 minutes Simple and safe to use with no long term battery storage issues  Innovative 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  If the vehicle battery is faulty or is holding less than 5 volts the E/START800 can be pre-charged via another vehicle\'s battery, the supplied Micro USB charging cable or the 12V accessory lead  Specification:  Output: 12V  Weight: 1.5kg  Model No: E/START800  Output Start Peak(EN): 800A(400A)