Ring 12v/24v 3000A TradeStart Metal PowerPack

Ring 12v/24v 3000A TradeStart Metal PowerPack Jump Starter Pack RPPM3000 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 2 x 12V 22AH brand new HD SLA batteries, 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 and outdoors. Ring 12v/24v 3000A TradeStart Metal PowerPack Jump Starter Pack RPPM3000 12/24V, 3000A Professional metal cased power pack for car & commercial retailers, fleet operators and service engineers. A previously used unit with 2 new heavy duty lead acid batteries installed with up to 4 year service life. Cosmetic marks. Battery status indicators. Product Dimensions (mm): H 335 x W 273 x D 230 Unit Weight (kg): 19 Voltage: 12v/24 V Amps Output: 3000/1500A Here is what they cost retail. https://www.amazon.co.uk/RING-AUTOMOTIVE-RPPS3000-SafeGuard-Protection/dp/B00SYHBMH6 Any questions feel free to ask me. Thanks for looking.