Eye Blink Sensor 4-Channel 5V Relay Board standard insertion Contact Resistance <=

standard insertion Contact Resistance <= 20 mOhm Current Rating Up to 1A per pin Voltage Rating Up to 250V AC/DC Operating Temperature -40 degreesC to +105 degreesC Durability Supports multiple IC insertion/removal cycles Mounting Through-hole PCB soldering Compatible ICs NE555

Over-The-Air (OTA) Programming: Update your sketches wirelessly via WiFi - no USB cable needed after initial setup

amplifier enclosures

and temperature

Motion-Based Game Controller: Create a wireless tilt and gesture controller for PC or mobile games using accelerometer and gyroscope data

Eye Blink Sensor 4-Channel 5V Relay Board standard insertion Contact Resistance <=Eye Blink Sensor Detect eye blinks in real time with this compact and reliable Eye Blink Sensor from The Engineer Store, Bengaluru. Designed for wearable electronics, drowsiness detection systems, and human computer interaction projects, this sensor accurately captures voluntary and involuntary eye blinks using infrared (IR) sensing technology. Ideal for biomedical engineering students, robotics enthusiasts, and safety system developers. Ships fast