• 8087466237
Proddetail/ultrasonic-distance-sensor-hc-sr
90₹
(0)

The HC-SR04 is an inexpensive ultrasonic distance sensor that works out of the box with an Arduino.

Laser-dot-diode-module-red-copper-head-tube
70₹
(0)

650nm 5mW 6mm Laser Dot Diode Module Red Copper Head Tube