25% 50% 75% 100% Pwm Duty Ratio Fan/motor Speed Lightness Controller

US $3.90

  • HK, Hong Kong
  • Jun 9th
???? 3 PWM Fan/Motor Speed Controller LED Lightness Regulator One button switch for 4 Speed/lightness Levels Note: This module can not directly drive LED (need add triode or constant current chip ) Input Voltage: DC2.8V to 5.3V Onboard we have 4 LED lights to indicate PWM status: when all 4 lights up, the output duty ratio is 100%. When 1 lights up, the output duty ratio is 25%. Likewise for 2 and 3 lights. When all lights out, duty ratio is zero.   Please Visit Our Store for More Special Prices & Top Quality Items: Click Here All the items to USA will be sent via ePacket (this is a service set up by USPS for US address recipients) with tracking number. Other countries, for total order price below $30 we will ship your item without tracking number.  If you need Registered shipping, please contact us for cost. Usually all the items will be shipped via Hong Kong Post Airmail or China Post Airmail. If you need other express service:  EMS/DHL/FedEx/UPS , please contact us for the correct price. Your order will be dispatched within 1 (one) business day after the full payment is cleared. Airmail Packets' Delivery Time (reference only): - USA, Australia, New Zealand, Southeast Asia, East Asia. 7-20 business days. - EU (France, Spain, Italy, Germany, UK, etc.) ,Canada,10-25 business days. - Other Countries. 10-30 business days. - Russia, Ukraine, Brazil, Chile, Argentina, Mexico, etc. 15-35 business days, usually long time. Delivery time depends on postal process and other factors (especially Customs Inspection), They can get it as fast as 7 days, but it can take as long as 4-7 weeks in some instances. If you do not get your item in reference delivery time, please contact us first through ebay message (Please do NOT open any case), we will reply you as soon as possible (within 24 hours). We will leave 5 Star positive Feedback for buyer within 1~2 day after receiving the payment.  5 Star Feedback is our life. Please help do not leave a neutral or negative feedback and Low score, Please do contact us to get a better solution! Your understanding will be appreciated! We believe all the problems can be solved if buyer works with us. I am a honest seller , Please 100% trust! Your satisfaction is our final goal!!, Our best service will let you 100% satisfy!! Hope also to receive your 5 star positive feedback! We accept Return for Buyer's any reason, but item must be "Sealed and Un-used Original Condition." If you already opened or used item, return will be NOT accepted. Shipping is NOT refundable. We will send refund as soon as returned item arrived. If you received wrong item, please let us know to resolve problem. We will exchange to correct item. (In this case, We will pay return shipping.) Everything we sell is 100% guaranteed authentic. We authenticate every item in our store before it is listed. We stand behind the authenticity of our items with a money-back guarantee. We appreciate your trust! We only accept payment through PayPal. All major credit cards are accepted through the secure payment processor of PayPal.    1. Please contact us with any comments, questions or suggestions that you may have, we will be happy to assist you. 2. You can contact us by leaving us an eBay message, or email us. You can find our email address in you Winning Buyer Notification email. 3. We Respond emails within 24 hours, Weekend within 36 hours . We apologize for the late reply during the holidays in Hong Kong. On Sep-16-15 at 02:26:11 PDT, seller added the following information:
Condition:
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...
Brand Unbranded/Generic
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