Description High-Precision Angle Measurement: Equipped with advanced laser technology, this digital protractor offers precise angle and tilt measurements. Ideal for professional and DIY projects. USB Rechargeable: Forget about constantly replacing batteries. This inclinometer is USB rechargeable, ensuring its for use. Magnetic Base: Features a strong magnetic base that securely attaches to metal surfaces, facilitating hands-free operation and increased accuracy. Versatile Use: Perfect for applications such as carpentry, construction, machinery alignment, and more. Enhance your tool collection with this essential gadget. Color:Gray Black Material:plastic Package Contents: 1 * Level Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.