Ten Piece 5V DC One Channel Relay Module Kit With Optocoupler Isolation High And Low Level Trigger All In One 20 Cm Jumper Wires And 10K 1K 220R Resistors For Arduino And Raspberry Pi

Ten Piece 5V DC Relay Module Kit with Optocoupler Isolation
✔️ 10 x 5V DC 1-channel relays kit with 20 cm jumper wires and resistors

This compact kit includes ten 5V DC one-channel relay modules with optocoupler isolation, designed for quick wiring and reliable signal switching in Arduino and Raspberry Pi projects.

✅ Ten 5V DC 1-channel relay modules
✅ High/low level trigger control for common 5V MCUs
✅ Optocoupler isolation, screw terminals, mounting holes
✅ AC 250V 10A / DC 30V 10A load ratings
✅ 20 cm jumper wires in M/M, M/F, F/F types
✅ 10K, 1K, 220R resistors for quick setup

💡 What is a 5V DC relay module with optocoupler isolation used for in Arduino Raspberry Pi projects? It's handy for safe, isolated switching of loads from microcontrollers. - high/low level trigger support lets you match your board's signal style - optocoupler isolation protects the microcontroller from spikes and noise - screw terminals and mounting holes simplify wiring and sturdy installation

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