Different packing at optional :
1.Retail packing : A :Anti-static bags
B :Plastic box / paper box.
2.Bulk packing :Plastic bag packing.
3.Customized packing : According to your requirement .
1 - 500
501 - 1000
1001 - 2000
To be negotiated
We Earned Plenty Experience For Customized ODM Order
High Quality 5V / 12V 2 Channel Relay Module With optocoupler
High Quality 5V / 12V 2 Channel Relay Module With Factory Price
Pin Definition VCC Power interface Relay Voltage 5V/12V for optional Suitable for SCM development, home appliance control TTL Control Signal 5V-12V GND Ground COM Control circuit groud,conect to GND Channel 2 channel Pack Size 8cm x 8cm x 5cm Weight 32g
Okystar Technology Co., Ltd is subsidiary of Okystar Technology Group Co., Ltd, which holds 4 subsidiary companies and more than 1500 skilled workers,50 technicians.Okystar Tech Co.,Ltd was built in 2004.We mainly manufacture and export 3D Printer, Board&shield, sensor module, Smart Car Robot, Smart DOF Robot, Servo, DIY toys ,Science toys, Mainboard,etc. After years of development, our company has grown into a large high-tech group corporation integrating industry, technology and trading. With electronic information industry as our main business, we keep being top 10 in the board, shield, sensor, modules for arduino.
1.More than 5,000,000 ownstock inventory to meet your needs of different products.
2.Competitive price advantage helps to save your purchase cost and your precious time.
3.Own the international advanced testing equipment of electronic components and scientific storage system to ensure the quality stability.
4.Excellent elite team, more than 8 years seniority, and a good understanding of international market trends.
1.Are you a manufacturer or trading company ? Okystar is a directly manufacturing factory,and we have own export sales team.
2.Does your products can be ODM or OEM? Yes,of course.OEM and OEM service are available from here.we can customize logo or packing as your request.
3.What's the warranty of your product? 1-2 years warranty according to different products. 1-3 months to replace new items for free. About controller board module,we support 2 years warranty for free.
4.What is the terms of payment? Money Gram,T/T,Paypal,Western Union,Alipay and L/C. If you want to pay by Credit card,we suggest you to place order on Alibaba.
5.Do you have any technical support? We have professional technological engineer,they will provide different tutorials and solutions.
6.Can i visit your company? We welcome you to visit us.you can choose it from our showroom directly.If you have any other product request,we can discuss it face to face.