The digital display shows large digits and the lighting can be activated and dimmed, depending on individual preference. Displays the angle bisectors at the touch of a button, ideal for quick and accurate mitre cuts. It also features the following functions: LOCK: locking mechanism for transferring angles reliably. REF: allows a reference angle to be accepted, saved and then transferred to other components. HOLD: saves the measured value for accurate measurements and quick transferring even in hard-to-see places. The Stabila TECH 700 switches off automatically if not used for 60 minutes. It is IP54 rated, against splash and dust damage. Supplied with 2 x AA Batteries and 1 x Bag. Length: 45cm. Accuracy: Normal Position 0.029° = 0.5mm/m; Reverse Position 0.043° = 0.75mm/m. Accuracy with Electronic Angle Measurement: ± 0.1°. Measuring Distance: 0° to 270°.