Bom from Levil Aviation - Instant Glass Cockpit and Instrument Backup 

Incredible Product from Levil Aviation. Get a instant glass cockpit when using their BOM (typically) wing mounted device to provide flight date directly to your Ipad or similar device. Airspeed, Altimeter, compass heading, vertical speed indicator and much more are provide in real time to your Ipad while in flight.
Never have an instrument failure again as this would provide primary instrument redundancy or backup . The BOM capture all flight instrument data by itself in this small affordable wing mounted device.
On display at Airventure EAA and is highly recoemended