ขาย อะแดปเตอร์ไฟฟ้า 30W Universal Adjustable Power Adapter Charger AC To DC Plug 3V 4.5V 5V 6V 7.5V 9V 12V 2.5A Multifunction Power Supply Driver Reverse polarity ราคาที่ดีที่สุด

Feature 100% Brand new 100V-240V AC to DC Power Adapter supply Input: 100-240VAC 0.3A 50/60Hz Power: 30W Output volt: 3V 4.5V 5V 6V 7.5V 9V 12V （Manual adjustment） Output Current: 2.5A Max, compatible with 500mA, 1A, 1.5A USB Output: 5V==2.1A Max DC Plug Size(Outer Diameter & Inner Diameter): 2.5*0.7mm, 3.0*1.1mm, 3.5*1.35mm,4.0*1.7mm, 5.0*2.1mm, 5.5*2.5mm,LED terminal connector,Micro USB DC Pin Type: The polarity can not change,The center is the positive pole(+) and the outside is negative(-), the size of the two pin with the joint is different. Plug Specification: EU Plug Optional Cable Length:115cm Color:Black ✔WIDE APPLICATIONS: for router, speaker, monitor, camera, smartphone, led strip, piano, keyboard, effect pedal board, and a variety of household electronics require. ✔PACKAGE INCLUDES: 1 x 3-12V multi-voltage ac adapter, 9 x changeable adapter tips, 1 x key. Each adapter tip has the clear dimension mark, no mess and convenient for you! ✔Comes with protection of over voltages, over current, short circuits and over temperature, more safety! ❤Instructions: 1. Connect the correct adapter plug Select a suitable plug and then insert into the DC cable end, make sure it's firmly attached to the power port of your device. 2. Set the right DC output voltage There are 7 Volts options. (use the little key to choose the right voltage. If the required voltage is not in the options, please choose the closest one. eg, if your device needs 5.5V, you can choose 5V or 6V) 3. Connect the adapter to the electrical socket, ready to power your device! Notes: Please move the switch to the Output Volt YOU NEED before you connect the Power！ PRODUCT HIGHLIGHT 1. Complete, inexpensive, self-contained 2. Regulated power source 3. Super power supply, fixed frequency control circuit guarantees Stable, long-lasting output required by any mobile Eectronics, such as mobile phones, PDA, Digital camera, CDMA Digital phones, Walkie- talkie, tester machine, HUB, Modem, Scanner, Printer and much more 4. Extra safe design, all with their respective 5. Safety approvals 6. Ultra low no-load /standby power consumption, meeting EC 2005 green power requirements 7. Light, sleek, and compact design 8. On-line LED power indicator 9. High efficiency circuitry that generates little heat B urn-in EMI filter Packing Included: 1pcs X AC Adapter 1pcs X KEY 1sets X Connectors(8 tips)