Witty Fox 3.7V 4000mAh Li-Ion Battery Sonal SP-3 Soldering Iron Stand Detect eye blinks in real

Detect eye blinks in real time with this compact and reliable Eye Blink Sensor from The Engineer Store

Line-Following Robot: Pair with IR sensors and an Arduino to build a robot that autonomously follows a black line on a white surface - a classic robotics competition project

42mm x 24mm x 12mm Operating Temperature -10 degreesC to +80 degreesC Compatibility Arduino

and STEM labs - dependable power for classroom experiments and workshop kits

Adjustable Hysteresis: Fine-tune the on/off differential from 0

Witty Fox 3.7V 4000mAh Li-Ion Battery Sonal SP-3 Soldering Iron Stand Detect eye blinks in realWitty Fox 3. 7V 4000mAh Li Ion Battery Power your portable projects with confidence using the Witty Fox 3. 7V 4000mAh Li Ion Battery. This high capacity rechargeable lithium ion cell delivers reliable, long lasting energy for IoT devices, GPS trackers, handheld instruments, robotics, and custom electronics. With built in protection circuitry and a generous 4000mAh capacity, it's the ideal choice for applications demanding extended runtime in a