This is a digital level measuring tool. Using reliable materials and good workmanship, it is safe, durable and professional, can offer convenience in car maintenance, woodworking, equipment installation, architectural engineering, decoration, and so on. Perfect for precision angle measurements, a necessary testing tool for industrial usage. Features - Color: Red -Material:ABS, aluminum alloy - Size: 50.00X7.00X2.10cm/19.65X2.75X0.83in - Measurement range: 4 x 90° 2 x 180° - Accuracy: ±0.01° - Repeatability: 0.01° - Display resolution: 0.01° - Operating temperature: 0 degree centigrade~40 degree centigrade - Note: Batteries are not included. - This level gauge has high precision and accuracy, can assist you to finish measurement work. - Digital display, you can read the readings , save time and efforts, bring you huge convenience. - Easy to carry, measurement value response speed, LCD display, it is very professional. - Digital angle gauge is suitable for calculating in helicopter, bevel angle of miter , car test and repair, hanging pictures on the wall, setting decorative bricks in the garden, etc. - Portable size, easy to use with other various measuring tools to expand the measuring range. Package list: 4 x manual 4 x digital level(batteries not included)