Board Size: 400x800mm
Spec:
(1)Solar panel power: 5W Service life: 15 years
(2) Accumulator: 12V/17AH Service life: 2 years
(3)LED service life: 100, 000h, LED color: Amber
(4) Visibility distance: 500m
(5)Flash frequency: 24+/-2/min
(6)working without solar charging: Over 240h