Screw Terminals with 3.5mm pitch 2 pins. Comes in 2 or 3 positions and have
the really cool feature of slide-locking together to form any size you need (4,
5, up to 20 without problems). Rated up to 125V @ 6A. Terminal can accept 30 to
20AWG wire. 3.5mm/138mil pin pitch will not fit\'standard 0.1" perf boards but
this is the most common pitch...
PIR Motion Sensor Module is base on BISS0001(datasheet),it can automatically and quickly open various types of incandescent, fluorescent lamps, buzzer, automatic doors, electric fans, automatic washing machine and dryer Machines and other devices, is a high-tech products. Especially suitable for enterprises, hotels, shopping malls, warehouses and family...
This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel jack on an Arduino or a development board, this might be the simple solution.
If you are sourcing a ultrasonic ranging module , the HC-SR04 is good choose . Its stable performance and high ranging accuracy make it a popular module in electronic market .Compared to the Shap IR ranging module , HC-SR04 is more inexpensive than it . But it has the same ranging accuracy and longer ranging distance.
The UNO WiFi board is the Arduino UNO with integrated WiFi. For beginner and advanced users alike. The Arduino UNO WiFi board is based on the ATmega328 and it has an integrated ESP8266 WiFi Module. If you are starting out with Arduino, or starting with IoT, this is the board to get.
LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays.
This is a very basic 5mm LED with a red lens. It has a typical forward voltage of 2.0V and a rated forward current of 20mA.