Manufacturer Description

This is the Align AP800 Digital Pitch Gauge. Developed by Align's R&D team, the AP800 digital pitch gauge is suitable for flybar and flybarless helicopters and features an auto-detecting Horizontal level, and the results are displayed through a high contrast LCD screen, providing a simple and precise way to measure pitch angles.
Features:
Auto-detecting Horizontal level.
Uses backlighting LCD monitor.
Zero and Lock function.
Detectable pitch range: -90? ~ 90?.
Automatic screen rotation.
Suitable for 200~800mm main blades.
Build-in energy saving function, power shuts down after 3 minutes without any movement.
Specifications:

Body Dimension: 108x53.9x16mm

Suitable blade width: 20mm~74mm

Detectable pitch range: ?90?

Resolution: 0.1?

Battery: 2x CR 2032 Lithium

Weight: 38g (including battery)