ArborSonic Caliper 
 
ArborSonic Digital Caliper – 
- scissors type
- BlueTooth communication, working with the ArborSonic and ArborElectro software
( Basic unit = 1100mm then add an extensions to make 1600mm or 1999mm)
Range
1100 mm, 1600 mm or 1999 mm  - 
Resolution
1 mm
Accuracy
2 mm
Weight
2.7 kg (1999mm version)
Material
Carbon fiber reinforced plastic, aluminium
Dimensions (packed)
77 cm x 18 cm x 11 cm
Dimensions (unpacked)
155 cm x 95 cm x 6 cm
Connection to PC
Bluetooth