JS-302 Elevator Coplanarity Laser Detector
Technical parameters
Laser line: 650mm
Laser power: ≤1mw
Parallelism of laser beam and datum plane: 1/2000
Battery DC 3V AAA: AA battery
Battery working life: 15 hours
Working temperature: 0℃~+40℃
Environment temperature: -30℃~+60℃