DUALR3 R3 Lite SONOFF 2-Way Dual Relay Smart Curtain Shutter Switch Power Metering EWelink APP Control for Google Home, Alexa

1. How to place an order?

    If you are interesting in our products, welcome to contact us. Our sales colleagues will work out quotation and help you place an order as per your requirements as soon as possible.
    Please be sure to contact us for quotaiton before your purchase. Since the ferquent changes in the price of electronic components, our price updates erveyday. Hope your understanding!
    Since the large quantity of electronic components, there are still some products haven't been released yet. We are keeping on releasing. If we cannot find the product you need, you can contact us, we are good at and also very glad to help you source it.

2. Why your price is advantageous?

    For 17 years since established, we keep integrating supply resources of electronic components, committing to serve our customers faster, more stably and more cost-effectively.

    We keep 5000+ SKUs in stock. In addition, We also develop deep cooperation with manufacturers, authorized distributors and OEMs all around the world. Our professional sourcing colleague will help you source the components you need globally to minimize cost and maxmize efficiency.

3. How do you guarantee the quality?

    We have established a strict quality management system to ensure that every component from CHY is original and brand new.
    - Strictly management of suppliers. Review the qualification of suppliers and establish a supplier whitelist.
    - Comprehensive inventory management system. Make sure every chip traceable.
    - 100% test. Our products will at least undergo dual testing when in and out of the warehouse. 100% visual inspection. Acetone wipe test, X-ray test, ROHS test, De-cap test and Electrical test when necessary.

4. About Payment

    We accept and highly recommend you to usd Cooig trade assurance order. You can pay the order by online payment (like credit card, Paypal, Apple pay and other local online payment) or wire transfer (T/T). Customers in different countries may apply different payment methods and different rates, please contact us for details.
    We also accept off-line order and payment through wire transfer(T/T).

5. Shipping & Delivery

    For products in stock, we will deliver it in 24 hours.We will inform you the tracking number by email.
For delayed orders, please refer to the shipping date agreed upon by us. Our colleague will update you about the delivery.

    We provive DHL, Fedex, UPS, Aramex, SF Express, EMS for shipping. There are also special line for some region. Please contact us. We will work out the suitable freight solution for you.