Pphitop is on 4 in one automotive computer: MaxiTrip TP100. MaxiTrip TP100, 4-in-one automotive computer is exactly what is needed for real-time engine monitoring, failure prevention and trip tracking. The compact and intelligent gadget includes 4 most useful mode: trip computer, digital gauges, scan tool and vehicle black box. Works on all 1996 and new OBDII compliant vehicles: Gas /Diese /Hybrid /LPG. Ideal for: 1.Auto enthusiasts, hobbyists and DIYers 2.Drivers who care for engine performance and fuel economy 3.Parents of young drivers 4.Business owners. Contents: 1.MaxiTrip TP100 tool 2.OBD II cable 3.USB cable 4.User manual 5.CD software.