RN01 Smart Digital Protractor Mini Angle Gauge 360 Degree Inclinometer Angle/level/slope Four-sided Strong Magnetic Tester Note: The parcel will be sent without battery ,suitable for battery type is 2PCS x AAA 1.5V battery Digital Angle Gauge Magnetic Protractor Inclinometer Level Angle Finder Angle Cube Level Box With Magnes And Backlight Small and Light Makes it Convenient to Carry Values can be Clearly and Easily Read on the LCD Display Built-in Magnets on the Base Which Secures the Attachment to Any Iron Surface Provides Relative and Absolute Measurements and Zero Setting to Any Position Data hold Powered by 2 x AAA 1.5V Battery. (without sent batteries) Auto Power Off After 12 Minutes of No Operation Item No : RN01 Measurement range : 4 x 90° Accuracy : ±0.3 ° Resolution : 0.05° Battery type : 2 x 1.5V "AAA" batteries (not included) Dimensions : 6.55 x 6.55 x 3.2cm/2.57 x 2.57 x 1.25 in Weight : 84g Color: Black Material: plastic Package Contents: 1 * Digital Inclinometer