Vertical Airspeed Indicator | 0 – 6000 ft/min, 3-1/8 in, B & W Dial Markings

Weight:
8.8 oz 

Dimensions:
3.55 x 3.12 in

Operating Temperature:
-20°C to 55°C

Friction/Position Error:
±100 ft/min

Scale Error:
±100 ft/min (0 – 500 Feet)
±200 ft/min (500 – 1000 ft) 
±300 ft/min (1000 – 2000 ft) 
±300 ft/min (2000 – 3000 ft) 
±400 ft/min (3000 – 4000 ft) 
±500 ft/min (4000 – 5000 ft) 
±500 ft/min (5000 – 6000 ft)

Case:
Velox 420 plastic

Appearance:
Case, Bezel and dial background are matte black
Identification lettering is white
Markings are matte white
Pointer is matte white with black hub and counterweight