Product Name: Pocket Small Precision Digital Bubble Level Box Magnetic Angle Gauge Measuring Instrument 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: Plastic Type: Digital Level Display: Auto-Reverse Reading of Va Screen Display Feature1: Auto Shut-off After 5 Minutes Feature2: Low Battery Indicate Feature3: Build with Bottom Strong Magnets Feature4: Strong Magnets on V-Groove base Feature5: Set Zero Function at Any Angle Feature6: Self Checking Accuracy Working Temperature: 0~40