... .5V AAOperating temperature0°C~45°CLaser Wavelength630~650nmPricision of laser level≤±1mm/mPrecision of spirit≤±1mm/mProducts size 191mm* ... specialized in providing LED lighting, LED flashlights, laser levels, laser markers, laser measuring tapes, laser parking instruments and so on. With a wide ... business relationships and mutual success. marking line right angle laser levels instrument