The solar panel comes with TYI50 provides power supply to the light, which makes TYI50 a self-contained and care-free light unit. Also, with the solar function, the light is easy to deploy to almost any condition and any emergency case Robust body built and surface coating provides good protection against harsh environments.
TYI50 is equipped with an high-efficiency rechargeable battery is also easy to find almost anywhere.
TYI50 is working under flashing mode, while ICAO requires that the low intensity light to be steady.
But, anyway, TYI50 could be a alternative option for some special needs.