Take the guesswork out of angle measurement and duplication with this 2-in-1 Digital Sliding T-Bevel and Protractor! Features a large digital angle readout that gives you precise 360° measurements with an accuracy to 0.3° and .05° resolution and holds them while you transfer to stock. Ideal for measuring, storing, and transferring inside and outside angles when building cabinetry, furniture, picture frames, installing tile, and more. Includes a reverse display button, flip display button, locking knob or manual measurement transfer, four function control buttons, and an auto shut-off feature. 8'' stainless steel blade with impact-resistant ABS handle. Includes one CR2032 3V lithium battery.