数字一级

Digital Level Spirit level is an instrument designed to indicate whether a surface is or plump. Different types of spirit levels are used by carpenters,stone masons, bricklayers, other building trades workers, surveyors, millwrights and other metalworkers, and serious videographers. TECHNICAL SPECIFICATION: 1. Level Accuracy: 0.029=0.5mm/m 2. Measuring angle range: 0-90 Degree 3. Increase/decrease angle: 0.05 Degree 4. Measuring precision: +-0.5degree 5. Working temperature: 10-50 Degree 6. Battery: 9V6F22 (Not included) 7. Size: 60cm, 80cm, 100cm availible Feature Digital Accuracy 0.1 degree (1mm/m) for all range.Stability of display. When we put level on measure plane indicated number of angle was stability. The indicated value can be hold. For example: When put level on plate, read stability displayed value, press "hold". After that button pressed, we can take out level from plate freely and value is fixed on display. Levels have to can be calibrated by user in any place without special standard horizontal plate. Setting of calibration have to saved independent from turn/off. Leveling Measuring: two-way-readDigital Display: Angel Degree & %Scale with mm/m. Luminous Display Screen.Automatically shut off after five minutes unuseMore Information: If you need more information, pls send mail to us, we will provide our Professional Reply, Tools with Valued Service.