HAGLOF Vertex 5 Instrument system for tree heights in the forest

Size: 80x50x30 mm/3.2x2x1.2”.
Weight: 160g/5.6 oz (incl. battery).
Battery: 1 x 1,5 AA alkaline,
Current 20mA with Bluetooth 150mA.
Temperature: Min -15° Max  45° C / Min 5° Max 113° F.
Wireless interface: Bluetooth 1x or IR.
Signal: Built-in loudspeaker.
Ultra sonic frequency: 25 kHz.
Height: Min 0 Max 999 m/Yds.
Resolution: 0.1 m/ 0.1 ft.
Angles: -55˚ to 85˚/-60˚ to 94˚ Resolution: 0.1˚.
Distance: 30m/98ft or better. With 360° adapter 20m/60ft or better. Resolution: 0.01 m/ 0.1 ft. Accuracy: 1% or better.
BAF factors: 0.5, 1 to 9 (m2/ha) or  5, 10, 15..to  50 (ft2/acre).
TRANSPONDER T3
Size: Diameter 70mm/2,8”.
Weight: 85 g/5oz (Incl. battery).
Battery: 1.5V AA alkaline.
Consumption: max 9mW.
Includes: 360˚ package/set incl. Vertex IV instrument, transponder T3, plot staf and adapter