Features 1、Digital inclinometer, with strong backlight, clear reading, mini and portable, digital automatic reversal. 2、Powerful adsorption magnet design, easy to record readings, simple and convenient to use. 3、4 units can be switched by one key, and unit can be switched by pressing "UNIT" key. It will automatically shut down after 1 minute without using. 4、When the instrument is placed upside down, the display automatically flip and display, 360‑degree measurement, convenient for viewing data. 5、The data lock mode can be locked at any angle, and the HOLD key can hold the measurement data at any angle. Specification Item Type: Inclinometer Material: PVC Measuring Range: 4x90° Working Temperature: 0℃-40℃ Accuracy: 0.1° Relative Humidity: 40%-80%PH Power Supply: 1 x 1.5V AAA Battery (Battery Not Included) Package List 1 x Inclinometer (Battery Not Included) 1 x Black Cloth Bag 1 x Manual