MCU Extension 4 x 4 16-Key Matrix Keyboard Module for Arduino

Quick Detail:

1. Color Green
2. Material FR4 + electronic components
3.Features 4 x 4 16-key keyboard module
4. Application DIY MCU keyboard module for learning and development
5. Packing List 1 x Matrix keyboard module

Competitive Advantage:

1. Convenient & Friendly Customer Service
2. Low Prices Direct From Factory Suppliers
3. Fast Delivery Around the World.
4. High Quality With Global Standards.
5. 1 Year Factory Warranty
6. Safe Shipping Way and Payment

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FAQ:

1. What is the delivery time?
Normally, 1-5 workdays after payment;
Special requirement orders, delivery time is negotiable.

2.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.

3.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.