Photographs show the violent force deformed the plane's fuselage, forced the tail wheel to deploy and likely resulted in the plane's trim tab -- a piece of the tail -- to fly off, the safety board said.

CNN: NTSB: Pilot overwhelmed by g-forces in Reno crash

SpareOne, designed to be an ultimate safety and communication device, provides up to 15 years of battery life when stored unused (off, with plastic tab inserted) or 10 hours of talk time when in use.

ENGADGET: SpareOnePlus adds location tracking, audio alerts, keeps the 15-year life on a single AA battery eyes-on