10pcs KY-019 5V relay module for Arduino AVR PIC
Feature：
1. 5V relay
2. Can be used for MCU
3. TTL control signal is 5V-12V
4. it can control AC or DC. Can connect to 220VAC charger
5. one OP and one ON
6. power indicator
7. control indicator
8, Increased transistor drive relay coil to control foot high impedance.
9, the control panel has a pull-down circuit to prevent malfunction potential-free relay.
Package
10pcs KY-019 5V relay module for Arduino AVR PIC
Payment Method: PayPal preferred
Shippment:
We provide free shipping to international via China Post Airmail. We can also ship by TNT/EMS/DHL/FedEx for alternative shipping method for corresponding fees. Please let us know before payment if you need split shipment.
Returns & Replacements & Repair:
We accept returns & replacements within 30 days from the day the customer receive the products, please make first contact within 30 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the item, but the customer should pay both shipping ways.
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