R3 Improved Version Development Control Board Controller Board for
Arduino CH340G
Specification:
| Controller | ATmega328P-AU |
| USB to serial chip | CH340G |
| Input Voltage (recommended) | 7-12V |
| Digital IO pins | 14 (of which 6 provide PWM output) |
| Analog input pins | 6 |
| DC Current per I/O Pin | 40 mA |
| USB Port | type B USB |
| Operating voltage | 5V |
| Weight | 70g |
| MOQ | 10pcs |
FAQ
1. What is the terms of payment?
L/C,D/A,D/P,T/T,Western Union,MoneyGram
2. What is the delivery time?
Normally, 1-5 workdays after payment;
Special requirement orders, delivery time is negotiable.
3. If the products can't work after receiving it,what should I do?
We will replace new items for you at once, and respect your final
decision for wrong goods.
4. If the products don't meet my demand after I received it,can I
return it?
Yes,no problem.You can return back to us, we will refund your full
payment.
5. what is the warranty?
1-2 years warranty according to different products.
1-3 months to replace new items for free.
All products are tested strictly for 2-3 times before leaving
factory. we have earned very good reputation in quality,Certified
by the ISO9001.
