... 4 LED and 2 reflectors ---Visible distance: more than 500m Solar safety light is on big truck ,guardrail ,wall ,tower,bridge and ... son on 1. Solar Panel: 3.5V/78mA, high efficient monocrystalline silicon solar panel. 2. Battery: Ni-MH, 2 ... ,No.555,Panyu north avenue,Panyu district, Guangzhou,Guangdong,China solar safety light,led warning lamp ,signal light