Features: Precision machined with 3 modes and two vials (90 and 0 degrees) LTD backlight, you can read the numbers clearly and precisely. There is a reverse display function, even if the instrument is used upside down. Automatic shutdown after continuous non-use, no waste of battery power. Absolute measurement and relative measurement can be converted to each other. There are 4 magnets with good magnetic attraction, which makes your work more convenient. Electromagnetic conservation level 3, very safe. With holes, easy to hang and carry. Wide range of applications, can be used in various fields such as machinery manufacturing, construction engineering, communication installation, home decoration, etc. Specifications: Model: HW-200 Color: red\yellow\cyan Material: ABS Battery type: 2 * AAA No. 7 batteries (the product does not come with batteries) Measuring range: 490 Accuracy: 0.1 Resolution: 0.05 Product size: 28.6 * 5.9 * 2cm Package weight: 29.2 * 6.3 * 2.4cm Package weight: 200g Note:The product does not come with a battery, please buy it yourself. Package List: 1 * Digital Display Level Meter 1 * User Manual