Rated voltage : 12v
Operating voltage: 9--16v
Operating current â?¤3.5a/pcs
Sound level : 110, 5db(a)
Frequency : 500, 20h) 400, 20l)
Diameter :80mm weight:600g
Operating temperature:-4085
Lifetime: 150, 000 uses
Rated voltage : 12v
Operating voltage: 9--16v
Operating current â?¤3.5a/pcs
Sound level : 110â±5db(a)
Frequency : 420â±20, h) 350â±20, l)
Diameter :75mm weight:450g
Operating temperature:-40, 85
Lifetime: 100, 000 times
