Brand:Yu Dachang
Quantity:1050
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Size:300/350mm ( with letter)Spec:
(1)Solar panel power: 10w/15 W 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: 42±2/min
(6)working without solar charging : over 240h
