Description:Shell material: aluminum alloy + siliconeShell process: fine polishing + matte sandblastingScreen: 1.8 inch VA LCD screen (white characters on black background) screen cover 4H super hard glassSize: 53*15mm (diameter * thickness)Net weight: 35gSingle ranging: up to 9.99 metersAccumulated ranging: up to 99.99 metersAccuracy: 0.5%, support stepless adjustmentBacklight time: 30-180 secondsBuzzer: On/OffBattery: 200mAh 0.74whCharging port: Type-CSpecification:1. Short press to turn on for about 1 second; long press to turn off in about 5 seconds; after 180 seconds of no operation, it will automatically turn off. After it is turned on, the breathing light will remain on and measurements can be taken at any time.2. Keep its scroll wheel in contact with the measurement object and slide, and the measurement data will be displayed on the screen in real time. During the measurement, the breathing light will flash.3. Press the small triangle button at the same time for more than one second to turn on the Q measurement mode.4. Click any small triangle button to call up 10 sets of historical measurement data. During the measurement, short press the middle button to clear and save the current data. If there is no operation within 30 seconds, the system will automatically store the current data, and the data in the main display area will be reset to zero.5. This is a laser rangefinder with small size and remarkable effect. It has 3 buttons for simple operation and 8 main functions. You can get what you want.Carry it with you, and it can be charged by USB for a long time.Notice:Due to different display and light effects, the actual color may be slightly different from the image, and there is a slight color difference, subject to the actual product. Due to manual measurement, please allow a deviation of 0.5-2 cm.includes:1 xElectronic Measuring Ruler