Universal Auto Car Vehicle Slopemeter Inclinometer Gradient Balancer Tool Package includes: 1x Car Slope Indicator Upgrade and Downgrade Slope Meter Size: L 2 3/8" x W 2 3/8" x H 3 1/8" (6cm x 6cm x 8cm) Material: Plastic High degree of sensitivity, monitor the angles' change at any time Fit on flat surface, simply stick on the front of your car