NE555 pulse generator module with adjustable frequency

Class D digital audio amplifier with Bluetooth module. It has two channels with a power of 50 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage in the range from 9 to 24 V. NS-01G

2.7V to 5.5V Low Power  12-Bit Digital-To-Analog Converters With Internal Reference And Power Down, SOIC20, Texas Instruments, RoHS

Single-channel DC motor controller enabling motor control with voltage in the range of 7-30V and current up to 10A. The set has a potentiometer and a direction switch. Cytron MD10_POT

A digital temperature and humidity sensor module based on the SHT45 chip. It features a STEMMA QT/Qwiic connector and communicates via an I2C interface. Adafruit 5665

Small form factor IR camera capable of tracking up to four heat/IR sources, can be controlled with Arduino, AVR via I2C interface. SEN0158

Grove module with a proximity sensor, light, color and the ability to detect gestures. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 101020580

Set - two connecting cables (with clamped insulated bushes), matching ARK connectors (suitable for conductors with a cross-section> 2mm ^ 2). The wires have a length of 30cm, the color of wires: blue, red

Temperature sensor based on the DS18B20 system in a water proof measuring probe. Communication via the 1-Wire interface. DFRobot DFR0198

LC filter connected to the output of the DC power supply with a voltage from 0 to 50 V and a maximum current of 3 A. It reduces voltage ripple and interference caused by the power supply

Quartz resonator 25 MHz, housing HC49S (low), RoHS