433MHz 5V 1 Channel Relay Module 250K ohm 16mm Rotary Pot Variable Potentiometer (Pack of 5) Email Support - Quick response

Email Support - Quick response times

Despite the weight difference

The 77-degree model introduces slight barrel distortion due to the wider lens design

Educational Institutions - Electronics labs and training centers

A waterproof ultrasonic sensor is a non-contact distance measurement device that uses high-frequency sound waves (typically 40kHz) to detect objects and measure distances in wet or humid environments without degradation

433MHz 5V 1 Channel Relay Module 250K ohm 16mm Rotary Pot Variable Potentiometer (Pack of 5) Email Support - Quick response433MHz 5V 1 Channel Relay Module433MHz 5V 1 Channel Relay Module Wireless Remote Control Switch is controlled by an intelligent microprocessor, which can be used in the control of garage door, lighting control, curtain control, door control system, etc. Easy to install, small size, safe and reliable.