Specifications
- Model Number: DT-R004
Modbus MQTT CoAP wifi ethernet web server 4 channel relay rs485 can bus rfid relays
18.86
–
21.16
$
18
orders
/
5
reviews
Price history
- for 3 month
- for half a year
- Requires Alitools extension
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Price drop notification
17.92 $ (-5%)
17.92 $ (-5%)
16.97 $ (-10%)
16.03 $ (-15%)
15.09 $ (-20%)
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Customer Reviews
E***e
December 9, 2020
Thanks for fast shipment!
O***a
December 7, 2020
Simple device that works, great! I have only one note to improve, MQTT could send status periodically, not just when changing.
This is the BEST seller! His aftersale service is excellent!
Anonymous