YWBL-WH Relay Module One Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level Trigger YYG-2(5VDC) sold2025 Stop struggling with messy stickable

Stop struggling with messy stickable newspaper to protect your work surface and instead toss down this easily removable tool

The ball bearing uses the rolling process to reduce the friction during power transmission and to improve the transmission efficiency of the mechanical force

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Detecting Distance : 4mm Sensor

Extech PH105 ExStik pH Electrode Module

YWBL-WH Relay Module One Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level Trigger YYG-2(5VDC) sold2025 Stop struggling with messy stickableYWBL WH Relay Module One Way 30A Optocoupler Isolation Relay Module High Power Relay High Low Level Trigger YYG 2(5VDC) 1. 100% brand new and high quality. 2. Made of the high quality miniature optocoupler, anti interference ability, stable performance 3. Adopt 9. 5mm black barrier terminal and standard 30A terminal which is stable and reliable. 4. High low level trigger can be switched. 5. Available in three style for you. Specification: Condition: