For measuring the resonant length of an air column driven by a tuning fork. Comprises a brass tube 292 x 25.4 mm diameter fixed to a base with a sliding inner...

The appearance design of digital sound level meter is novel, small and portable. The digital sound level meter is applicable for measurement of noise engineering, quality control, health prevention and various...

Very useful for determining the speed of sound with a sound meter sensor Can also be used to study seismology The synchro sound clap is equipped with 2 sockets to...

This inertial-measurement-unit combines 2 of the best quality sensors available on the market to give you 9 axes of data: 3 axes of accelerometer data, 3 axes gyroscopic, and 3...

DFPlayer Mini is a compact and inexpensive MP3 module can be connected directly to the speaker. Module with battery power supply, speaker, keypad can be used alone, or through the...

This is a colorful display module designed for the BBC micro:bit, 1.8inch diagonal, 160x128 pixels, capable of displaying 65K colors. Tired of the 5x5 LED matrix? Time to get a...

This module consists of a passive buzzer and 3 male header pins. You can use it generate tones between 1.5 to 2.5kHz by switching it on and off repeatedly at...

This buzzer is an active buzzer, which basically means that it will buzz at a predefined frequency (2300 ±300 Hz) on its own even when you just apply steady DC...

A 3-24V, 95dB Buzzer Alarm is a compact electronic device that produces a loud, continuous beeping sound (95 decibels) to alert users in a wide range of applications, from computer...

Looking for easy to control LED matrix? This 4 in 1 Dot Matrix Display module should be for you. The whole module comes in four 8x8 RED common cathode dot...

This module is based on the MAX7219 chip which is a compact, serial input common-cathode driver that interfaces microcontrollers to LED matrices. All common microcontrollers can be connected to this...

The TM1637 Red LED Display Module & Clock is a compact, four-digit, seven-segment LED display that uses a TM1637 driver IC to communicate with a microcontroller using a two-wire interface....

Seven-segment displays are used in many days today’s consumer devices like microwave ovens, washing machines, and air conditioners. They are a simple but effective way to display numerical data like...

A 3.5-inch HDMI LCD for Raspberry Pi is a small, portable touchscreen display that connects to a Raspberry Pi via its HDMI and GPIO/SPI interfaces, providing a visual output and...

This is a 0.96 Inch 4 Pin OLED Display SPI/I2C Module - 128x64 (Blue). The display module can be interfaced with any microcontroller using SPI/IIC protocols. It is having a...