Featuring a base for handfree operations, this device enables relative / absolute measurement modes, angles conversion, and data hold function with a backlit LCD display, powered by 2pcs 1.5V batteries ( not included Crafted from ABS, this portable multi angles measuring tool integrates suction and compact dimensions to enhances workflow efficiency across industrial and DIYer projects Designed for woodworkers, automotive technicians, and metal fabricators needing angles verification in workshops, construction site, or mechanical maintenance environments Optimize precisions in woodcutting joints, tire alignment adjustments, and machinery calibration with its 4x90° measurement ranges and instantly response time for real time surfaces angles analysis The HT400 Digital angles Finder combines a inclinometer, protractor, and levels, offering precise 0.1° resolution with ±0.2° accuracy for versatile angles measurements, Manufacturer: Oxxggkao