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Compatible with Arduino 5V/10A 4CH Relay Module with N/O and N/C Contacts and Opto Isolated I/P
High/Low Level Trigger Relay Module with Optocoupler
Solderless Breadboard MB-102 830 Point
UNO R3 ATMega328P Microcontroller Board with USB Cable (Compatible)
140pcs Solderless Breadboard Jumper Wire Kit
DC-DC BUCK CONVERTER LM2596S STEP-DOWN MODULE
ESP-WROOM-32 WiFi + Bluetooth Module with CP2102 USB Interface
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