I just got one of these instore, along with the £1.17 pair of axel stands.
I think its a rebranded Draper.
*Powerful enough to jump start most vehicles and boats with a 12V DC system
*Incorporates a 250PSI air compressor with pressure gauge
*Supplied with hose tyre valve adaptor, inflating adaptor nozzle and a needle valve adaptor
*LED indicators show condition of power pack's battery charge
*Main power on/off switch to reduce voltage spikes when connecting/disconnecting power pack
*Heavy duty copper booster cables and insulated clamps