Digital Level With Lasrt Pointer 1. 30cm 12-inch Level2. Resolution: 0. ... °- 1° and 89°- 90°, 0.05° at the rest3. Horizontal level measuring range: 0 to 360°4. Accuracy: ±0.1°at ... in degrees, IN/FT, % slope or pitch6 Audible tone at level, plump and setting angle 7. Automatic shut-off after 3 ... measurement12. Operated by DC 3V ( 2*LR03 AAAbatteries, not included) Digital Level With Lasrt Pointer