4×90°Magnets Electronic Protractor with Two- Sided Laser Digital Angle Finder Level USB Rechargeable

Features 1 Relative absolute measurements interchange at any position2 Angle and slope readout conversion3 Data hold4 The display will be turn off if you don t operate the device within 30 seconds the display will automatically turn off if you don t operate it within 3 minutes5 Compact and portable wide application6 Four side built in powerful magnets7 Rechargeable batteryApplication It is widely used in wood processing industry especially furniture manufacturing industry for precise cutting of wood angle precise control of tire angle in auto repair industry precise positioning of tool working angle and rotation angle in machining industry for large vehicle arms etc Specification 1 Measuring range 4 902 Resolution 0 05°3 Accuracy ±0 2°4 Repeatability 0 1°5 Battery Rechargeable battery 3 7V lithium battery6 Working temperature 10℃ 50℃7 Magnetized bottom make various stick on measurements simple and accurate8 Absolute zero measurement based on the level surfacePackage included 1 x Protractor1 x Type C charging cable1 x User manual1 x Protective case