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丁香福利导航直播衣灯(Lifejacket light)DFYD-L-A、DFYD-L-B1丁香福利导航直播衣灯 DFYD-L-B2丁香福利导航直播衣灯 DFYD-L-B丁香福利导航直播衣灯丁香福利导航直播衣灯发光强度≧0.75cd丁香福利导航直播衣灯工作时间≧8h工作电压DFYD-L-A丁香福利导航直播衣灯为2.9V,DFYD-L-B丁香福利导航直播衣灯为6V发光形式DFYD-L-A丁香福利导航直播衣灯为常亮, DFYD-L-B丁香福利导航直播衣灯为闪光丁香福利导航直播衣灯储存环境温度为-30℃~~+65℃丁香福利导航直播衣灯工作环境温度为-1℃~~+30℃DFYD-L-B丁香福利导航直播衣灯的闪光频率为50~70次/分钟丁香福利导航直播衣灯丁香福利导航直播衣灯光色为白色新型DFYD-L-B丁香福利导航直播衣灯