Professional 3000A power pack, suitable for 12V and 24V batteries. Can jump start 12V petrol engine up to 10 litres, a 12V diesel engine up to 7.5 litres and a 24V diesel engine up to 5.5 litres. Ideal for depots and garages that need to start larger petrol and diesel cars and vans, including commercial vehicles. Unit contains a HD SLA battery, with AGM technology to provide powerful starting performance. High cranking ability, low shelf-discharge and long service life of up to four years. SafeGuard protects batteries against incorrect connection, and includes reverse polarity warning buzzer and indication. Rugged metal casing is tough enough for the workshop.