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Smart Electronics Kits NE555+CD4017 Light Water Flowing Light LED Module DIY Kit


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  • Description

    • Board size. 53mm*19mm
    • Supply Voltage :2.5 – 14 .5 V
    • This package is mainly decimal counter circuit and circuit generated by the clock , from the core of the self-excited NE555 multivibrator power through R2, R3, R4 charge the capacitor C1, C1 started when charging , NE555 2 feet still in low, so the output pin 3 goes high when power through R2, R3, R4 to charge C1 to 2/3 of the supply voltage , the output pin 3 level from high to low , NE555 conducting internal discharge , capacitor C1 through R4, R3, NE555 7 feet discharge until the voltage across C1 is less than 1 /3 of the supply voltage , NE555 and 3 feet level from low to high . C1 and charge again this cycle oscillations formed . Charging time : 0.695 (R2 + R3 + R4) C1, discharge time : 0.695 (R4 + R3) C1, R4 can be adjusted to control the output frequency of the oscillator , the oscillation clock signal is applied continuously NE555 CD4017 14 feet , the output terminal 10 is connected with the CD4017 10 LED, when the output terminal 10 turns CD4017 generated clock signal is applied at a high level , the D1 – D10 are sequentially lit to form a water -light effect .
    • You can adjust the flow rate adjustment R4 LED lightslsd 1Pcs NE555+CD4017 DIY Light Water Flowing Light LED Module456
    • Welcome to A+++ Electronic sales       

      Purchase Notes

       1. The two logistics of Yanwen Economic Air Mail and China Post Ordinary Small Packet Plus do not have tracking information, so there is no time limit. We recommend using China Post Registered Air Mail or LEDsandLighting Standard Shipping.

      2. We do not accept refunds for minor damage (pin bending, slight screen abrasion,etc.)during the transit of the material, without affecting normal use. If you mind,please do not buy.
      3. Some products provide technical support, if you need help, please contact us, we will handle your message the first time.
      4. If you have any questions about the product, please contact us before you open a dispute. We will give you the most satisfactory answer.
      5. We provide each customer with good quality products, very favorable prices and the most sincere service. We hope to get your good feedback.
      Wish you a pleasant shopping!

      1. Full payment must be paid within 7 days after placing your order.
      2. The buyer are responsible for any tax and/or duty charged by their country. And the goods will be Marked as “gift” or “sample” for your easy customs clearance and less charge.
      – We usually use China Post Air Mail(shipping free). Please contact with us if you want to use other courier, such as DHL, FedEx, UPS, TNT, EMS. You will pay the extra charge. We will give you the tracking number after sent out.
      – We only ship to ORDER registered address. So please be assure your address in ORDER is correct and valid. Please make sure to leave the correct telephone number when filling your buyer information.
      – We ship the package in 2 business day after receive cleared payment.
      -.You can check the goods where it is in transit through tracking NO .
      – We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
      – Since your feedback is very important to our business’s development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service. It’ll just take you 1 minute.
      – Returns accepted. Item must be in original condition. And you should pay the additional shipping fees incurred and the items returned should be kept in their original state.
      Note: the new tracking number of China Post general packet plus can be traced back to the sending of the National Airport, please choose China Post air mail, if you want to have a complete tracking information.
      Please do not freeloaders,if you can not accept without more tracking information .
      Please choose China Post Air Mail if you want a full tracking info.
      China Post general packet plus transport speed is slow.about 20-90days.


      If you buy more quantity, Please contact us .
      buy more parts. used the “Add to cart” we will make the discount for you.



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