Product Name: 2-in-1 Factory Best Small Laser Tape 40m Measure Ratings Model NO.: LTM-B Customized: Customized Certification: JIS, DIN, ANS, GB, CE, UL, RoHS, ISO Precision Measuring Device: 1.5 - 3 mm Accuracy: 1.5 - 3 mm Measure Method: Automatic Precision: 1.5 - 3 mm Resolution: 1.5 - 3 mm Range: 40m+5m Measurement Object: Squareness/Straightness/Depth/Flatness Material: Plastic Type: Laser Tape Measure Unit: M/in/FT Laser Type: 635nm,<1MW Display Lighting: White LED Power Display: Yes Measure Time: 0.3-4 S Measure Accuracy: 1.5-3 mm Measure Range: 40m+5m Automatically Turn off The Laser: 15 S Automatic Shut-Down: 45 S Battery Type: Polymer Battery Trademark: PERFECT / OEM Transport Package: High Grade Carton Specification: Product size: 75 x 42 x 82 mm Origin: Jiangsu, China (Mainland) HS Code: 9015100000 Product Description Specification:Unitm/in/ftLaser Type635nm,<1mwDisplay LightingWhite LEDPower DisplayYesMeasure Time0.3-4 sMeasure Accuracy1.5-3 mmMeasure Range40m+5mAutomatically Turn Off The Laser15 sAutomatic Shut-down45 sBattery TypePolymer BatteryBattery Working Life65,000 timesWorking Temperature0 - +40 ºCStorage Temperautre Range-20 - +60 ºCMy Company: