SkyVoice Alert LHA 500 from Holy Micro! LLC is the only Take-off and Landing Height Announcer with LiDAR range of 590ft and repeated Gear warnings from 560ft until the gear is down & locked. No more Gear-up landings.
• FAA approved
• LiDAR based height call-outs, 500 to 1 ft on Take-off/Landing.
• Bluetooth or wired, HUD.
• Many user selectable Reminders on take-off and landing:
Check Gear, Checklist, LC GUMPS, Flaps, Check Speed, Clearance and Pump. GPS/MSL Height call-outs & reminders - Check Oxygen, IFR Altimeter & Top of descent. Run-time reminders like Check Tank and Check Fuel. In short, HolyMicro! SkyVoice Alert LHA 500, Retractable Gear Warning Device is a co-pilot with bird’s eyes for safer flying. It’s good for general aviation aircraft's like Cessna, Piper, Beechcraft, Diamond, Mooney etc. SkyVoice Glassy Guide 400 (includes SVA 400 unit and HMR 400 unit) is a 400 ft Take-off and Landing Height Announcer for Seaplanes, accurate over Water and Land.
• FAA approved
• Radar range of 400 ft.
• Up to four Gear Reminders.
• Bluetooth or Wired, HUD.
• Many users selectable Reminders on take-off and landing:
Check Gear, Checklist, LC GUMPS, Flaps, Speed, Prop, Clearance and Pump. GPS/MSL Height call-outs & reminders - Check Oxygen, IFR Altimeter & Top of descent. Run-time reminders like Check Tank and Check Fuel.
Why fall for the Optical Illusions when SkyVoice gives you Reality callouts & displays?!
Stack the odds in your favor. Install SkyVoice. Fly Safely.
SkyVoice Glassy Guide 400 Quick Install / Portable from Holy Micro! LLC, is a portable 400 ft Take-off and Landing Height Announcer, accurate over Water and Land.
- Radar range of 400 ft.
- 400 ft Take-off & Landing Height Announcer for all Aircraft.
- Connects to your headset or audio panel via Bluetooth.
- Rechargeable battery
- Many user selectable Reminders on Take-off and Landing:
Check Gear, Checklist, LC GUMPS, Flaps, Speed, Prop, Clearance and Pump.
Run-time reminders like Check Tank and Check Fuel.

Here's what sets SkyVoice Glassy Guide 400 Quick Install / Portable apart:
- SkyVoice Glassy Guide 400 Quick Install / Portable is pre-loaded with our proven and self-contained embedded software.
- It comes in an insulated, waterproof, black carrying case with a detachable handle to make it easy to hook it to a backpack or flight bag.
- It comes in four colors: Red, Black, Silver and Blue.
- The enclosure of SkyVoice Glassy Guide 400 Quick Install / Portable is made of high quality, aircraft grade aluminum that is both durable and lightweight.
- It weighs less than a pound.
- It can connect to a standard action camera attachment.