ITEM NAME:40M Meter Range Finder Measure Handheld Digital Distance Area Volume With B B2K4 40M Meter Range Finder Measure Handheld Digital Distance Area Volume With B B2K4 Product Name: laser-range finder; Measuring accuracy: ± 1.5mm Measuring range: 0.03-40M; Minimum display: 1mm; single measurement time: 0.1 ~ 4s Battery type: AAA battery 1.5V x 2; Operating temperature: 0 ℃ -40 ℃ Automatically turn off the laser: 60s; automatic shutdown: 480s Product Size: 120*60*30mm Color: black + green material: plastic Use method 1. Place the rangefinder over the wall, or place it on the floor, or simply hold it on your hand. 2. Press the distance button to turn on the laser. 3. Point the laser-at the target, press the distance button again, and read the measured reading directly from the screen. 4. When measuring the area, press the area button and then measure the length and width. The range finder will automatically calculate the area. 5. While measuring the volume, press the Volume button and measure the length, width, and height. To add or subtract the distance, first measure a distance, and then press the plus or minus sign to add or subtract the next distance. Use this function to measure the perimeter, non-linear distance (add multiple short distances), and measure directly (measure the entire segment and subtract a small segment to get the remaining distance) Widely used in a high degree of measurement, area measurement, volume measurement, hook shares measurement; 20 sets of data storage. Package Contents: 1* optical tester 1* lanyard 2* battery
