Key specifications/special features:

1) Measures distance, computes area and volume

2) Separate memories for length, width and height measurement

3) Measures from 3' up to 53' (1 - 16m)

4) Displays measurements in feet or meters

5) Built-in laser pointer

6) Auto shut-off

7) Battery indicator

8) Successive measurement

9) Laser diode: red laser diode 650Nm

10) Accuracy: ±0.5%

11) Power supply: 9V batteries

12) Operating time: 15 hours

13) Dimensions (L x W x H): 139 x 71 x 43mm

14) Weight: 166g