Measurement Range0.05-40 mMinimum Displaying Unit0.001 mMeasurement Unitm/ftLaser Type630-680 nm wavelengthDisplay Screen1.23-inch LCD screenBluetooth Transmission DistanceApprox. 8 m (without obstacles)Frequency Range2400-2483.5 MHzOperating Power0.7 W (Max.)Charging TimeApprox. 100 minAutomatic Turn-off Time180 sAutomatic Laser Off Time180 sOperating Temperature-10 to 50Storage Temperature-20 to 60Storage Humidity20%-80% RHItem Dimensions 80×35×21 mmNet WeightApprox. 60 gBluetooth Power