Item Tag: Markenlos

Specification:1, onboard SG3525A PWM control chip 2, on-board 78M05 regulator chip, providing a reliable reference voltage 3, onboard two precision adjustable resistors, R3 controls the duty cycle, R4 control frequency 4, on-board power indicator 5, the working voltage: 8 ~ 12V 6. Frequency Range 100HZ-100KHZ adjustable 7. Duty Cycle :0 - 100% adjustable 8.voltage : 5v 9, board size: 30.8 (mm) x18 (mm) Shipping Included: 1PCS*SG3525 PWM Controller Module Adjustable Frequency 100HZ-100KHZContact usReturn PolicyFeedbackContact us For anything problem about product, price, shipping or order status, pleasecontact us via eBay message.Just contact us using the "Ask the seller a question" link on eBay. We expect positive feedback and 5 scores DSR from you. Return Policy We believe our items are so outstanding. We are convinced you will be happy with your Purchase. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse. Please include your eBay ID and item number with any email requests. Feedback * When you satisfied with our product and services please leave us positive feedback. * If you have got the package, please confirm "Delivery on time" For us. * If a problem occurs, contact us immediately with any email request. * Just contact us using the " Ask the seller a question" link on eBay. Your Satisfaction is our Priority. Our goal is to make all our customers as happy as possible while shopping with us.