Product Name: Hot Sale Range Finder (SF-100) Model NO.: SF-100 Horizontal Line: 1 Vertical Lines: 4 Accuracy: 1mm Trademark: SHUNFENG Transport Package: 30PCS Origin: Nanjing HS Code: 9015900010 Product Description Function:Measure distance directlyArea MeasurementVolume MeasurementHigh accuracyQuick measurement of distance area and volumeContinuous measurementAdditiong and Subtraction functionMax and Min value displaySwitchable among m in ftAuto power offFor more details, please refer to our website or our general catalogue.MedelSF-60SF-100Measuring Range60m100mMeasuring Accuracy±2mmMeasuring Unitmm/in/ftContinuous MeasurementYesArea MeasurementYesVolume MeasurementYesIndirect MeasurementThe complete modelAddition/SubtractionYesMax/Min MeasurementYesMax storage20Unit30UnitBacklightYesKey Sound promptYesLaser Level11Laser Class635mm,<1mWAutomatic laser off20sAutomatic shutdown150sStorage Temperature-20°C - 60°COperating Temperature0°C - 40°CStorage HumidityRH85%Power Supply1.5V 3AAAWeight(Including Battery)180gSize123*54*28mm