“4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM” has been added to your cart. View cart Quick View Sale! Quick View4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARMSwitches & Relays ₹179.00 Original price was: ₹179.00.₹169.00Current price is: ₹169.00. (inc. GST)Rated 5.00 out of 5Add to cart Add to WishlistAdd to Wishlist Quick View Sale! Quick ViewESP8266 ESP-01 5V WiFi Relay ModuleSensor and Modules, Modules, Relay Switch Module ₹360.00 Original price was: ₹360.00.₹299.00Current price is: ₹299.00. (inc. GST)Add to cart Add to WishlistAdd to Wishlist