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$18.99
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2pcs 5V 1 Channel Relay Module, OPTO Isolation Relay Switch Support High Low Level Trigger
- 5V 1-channel relay module with opto-isolation, effectively isolates circuit and enhances anti-interference ability
- Supports both high level and low level trigger, flexible for multiple control logic needs
- Stable relay switching performance, durable contact with long service lifespan
- Compact circuit board design, easy wiring and simple to use for DIY projects
- Widely compatible with Arduino, MCU, smart home and industrial control circuit
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This 5V one-channel relay module adopts optocoupler isolation design, which protects the main control board from load circuit interference. It supports high and low level trigger modes to match different signal control requirements. With reliable relay drive and stable switching action, it is easy to install and wire. Perfect for electronic DIY, smart home automation, lamp control, motor switch and various single-chip microcontroller control projects.
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- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Aomoproging Return Policy
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