1. wheel alignment for truck and car,8 CCD sensor 2. CE certificate 3 ... RF Wireless CE certified ,High resolution 8 CCD sensors ,High-speed DSP processor ,Digital Two ... Camber, +10°~-10° (±0.02°). Caster,+22°~-22° (±0.03°).KPI, +22°~-22° (±0.03°).Set back, 10°~-10° ... CCD toe sensor.Transfer,Bluetooth.Battery,7.4VDC/2600mAH.Update, online freelyCE certificationWarranty ,one year LB-22 CCD wheel alignment