Specification: Dia. 300mm
Technical parameter:
(1)solar battery: Power 10w service life: 15years
(2)storage battery: Power 12V/17AH service life: 2 years
(3)LED service life: 100, 000 hours, LED color: Red blue
(4)view distance: More than 500m
(5)flashing frequence: 42±2 times/min
(6)can work for more than 180h without sun