16 Channel Relay Shield Module DC 5V 12V with Optocoupler LM2576 Microcontrollers Interface Power Relay For Arduino DIY Kit
![16 Channel Relay Shield Module DC 5V 12V with Optocoupler LM2576 Microcontrollers Interface Power Relay For Arduino DIY Kit](http://ae01.alicdn.com/kf/Hac42b973d4d7450788dc5537c3e856d32/16-Channel-Relay-Shield-Module-DC-5V-12V-with-Optocoupler-LM2576-Microcontrollers-Interface-Power-Relay-For.jpg_350x350.jpg)
sku: 4000675039976
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$4.45
Shipping from: China
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