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LED drive power supply 3W9W12W ballast constant current isolation 13-18W constant current 300mA driver transformer

discount 70% in 2018-08-20 to 2018-08-22
price: USD$ 53.48
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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The audience a package mail, two for one, buy four get two, and so on, buy more to send. Need to stock, 220V voltage instability at home, easy to drive bad, quickly start.

In order to give back to the new and old customers: the single color 8-24W terminal head mail, buy one to send one activity(buy one for two pieces)

Please drive carefully before purchase check whether there is damage to the lamp. All the lights of constant current LED are connected in series, a lamp damage will lead to the overall bright or dim light (micro light is open circuit, but the presence of electric induction, LED is very sensitive, there is also micro electro luminescence). Close look inside the black dot lamp is bad, not on individual beads can use electric iron shorted. If there are other good LED lights on the hand, you can drive it well, take a test lamp, make sure the lamp is good, and then buy the driver! We also have high quality lamp sets, lights broken or afraid of trouble, parents can buy links to the customer service.

Monochrome? Two colors? Light: only one color with monochromatic light drive, there are three colors of two-color driving (two kinds of beads to achieve three color light).
How to choose the total wattage: driving tile need only look at the current and the number of monochromatic light. The current is small, the total wattage in driving lamp wattage range can be used (column: 15 Watt lamp board can use 8-24, also available on 12-25)
Plug options: refer to the following picture (in the option of a single insert for the terminal, the mother or DC plug in the mother, please contact customer service).

In addition to remote areas (Xinjiang, Tibet, Inner Mongolia), the national parcel post. Small business, hope to understand