JD2-300-89型 船用紅光降落傘信號
Model JD2-300-89 Marine red flare Parachute Signal
用于船舶、救生艇和救生筏長距離的遇險信號
For long range distress signaling from ships,lifeboats and liferafts.
發(fā)光強度 ≥30,000cd
Luminous Intensity
燃燒時間 ≥40s
Burning Period
到達高度 ≥300m
Reach An Altitude