Industry's only fully digital caster/camber gauge indicates to 1/10 of a degree and now features a 15 degree or 20 degree caster/camber reading. Up to 10 times greater accuracy than traditional competitor's Bubble gauges. Standard 9-volt battery gives up to 100 hours of operation. Lightweight, aluminum design, with auto shutoff and inclinometer mode for pinion and strut angles. Standard features include: indicates to 1/10 degree & has a 20 degree caster/camber reading selectable 15 degree or 20 degree caster/camber reading up to 10 times greater accuracy than traditional Bubble gauges standard 9-volt battery gives up to 100 hours of operation lightweight, aluminum design with auto shut-off & backlight inclinometer mode for pinion & strut angles built-in diagnostic mode for resetting camber Zero.