... crash , waterproof Viewing Distance:1 KM Flash and steady Warning lamp specification :01)Material:High Impact Polypropylene02)Type:Bi- ... solar panels06) Viewing Distance:1 KM07) Operating time: One time charge,can work 5 continous nights ; automatic when ambient light ... 555,Panyu north avenue,Panyu district, Guangzhou,Guangdong,China traffic warning lamp ,solar barricade light .solar blinker