System load is too high for safe flight

Setting volume of the beacon too high might damage the motors

Setting volume of the startup beeps too high might damage the motors

Throttle channel is too high

Your flight controller's firmware is too old to support this tab

target of opportunity (TOO)

Arming too soon after power on

safe load

safe load(ing)

safe for flight

safe for flight certification

safe-flight envelope

Sensor Assisted Flight Envelope (SAFE technology)

high-velocity load

high altitude-high opening (HAHO)

high pay-off target / high-payoff target (HPT)

high-burst / high burst (HB)

high road; high-road

high-power illuminator radar / high power illuminating radar (HIPIR)

high-performance / high performance

high speed flight (HSF)

flight restriction zone / flight restricted zone (FRZ)

low-energy (eye-safe) laser

made safe

safe anchorage

safe and secure environment

safe area

safe corridor (naut.)

safe entry time

safe haven

safe humanitarian zone

safe lane

safe operation of the vessel