Product Name: House Building Tool 600mm with Magnets Construction Level Electric Heavy Duty Level Inclinometer Protractor Digital Level Model NO.: DL405-K1 Customized: Customized Certification: CE, RoHS, ISO, BSCI Precision Measuring Device: Precision Measuring Device Accuracy: A Measure Method: Automatic Precision: 0.2 Degree Resolution: 0.05 Range: 4 X 90 Degree Measurement Object: Angle Material: Aluminum Alloy Type: Digital Level Display: Backlight LCD for Bright Values Feature1: Hold-Function to Freeze The Measurement Feature2: Memory Recall (8 Sets Values) Feature3: IP54 Waterproof & Dusyproof Industrial Standard. Feature4: Low Battery Indicate Working Temperature: 0~40