An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103

Dual-Input, USB/AC Adapter, 1-Cell Li+ Battery Chargers, Maxim, SOT23, RoHS

Pololu 4816 is a set of two JST SH 5-pin top-entry adapters that enable integration of JST SH wires with breadboards and prototype boards. With support for voltages up to 50 V and currents up to 1 A per pin, the adapters are suitable for many prototyping, communication, and power applications.

2.7V Dual Channel 12-Bit A/D Converter with SPI Serial Interface, Microchip, DIP8, RoHS

The Lanberg AC1200 mini USB 3.0 wireless card offers high performance and stability in the 802.a/b/g/n/ac standards, operates at 2.4 GHz and 5 GHz frequencies, providing speeds several times higher than the N standard, lower noise and compatibility with the latest routers and access points; It\'s perfect for online gaming, 4K streaming and more, thanks to its compact design and internal antennas.

Precision XYZ color and light sensor with I2C interface. Measures light intensity and color components, features STEMMA QT / Qwiic connectors. Adafruit 6335

Converter adapter with cable Akyga AK-AD-37 mini DisplayPort (m) / DVI 24+5 pin (f) 15cm. Akyga AK-AD-37

Power Cable for Notebook Akyga AK-RD-07A Eight CCA CEE 7/16 / IEC C7 3 m white

DFRobot BLE4.1 Module is a Bluetooth 4.1 module with DA14681 processor with 3.3 V power supply. It is characterized by low energy consumption and advanced energy management system (built-in charging module). DFRobot TEL0120

Alphabetical display 2x16 characters with green backlight. The displayed text is black. The screen has a driver based on the popular HD44780 chip. SparkFun LCD-00255

Power Cable with Open Tin Akyga AK-OT-02A CCA IEC C13 1.5 m. Akyga AK-OT-02A

Internal PCIe x1 network card with 1 Gb/s RJ45 port, Realtek RTL8111C chipset, Flow Control support, low-profile bracket included. Lanberg PCE‑1GB‑201

The module is based on the Si4703 FM tuner system. Supports wave reception in a wide frequency range from 76 to 108 MHz. It allows you to read RDS information. SparkFun BOB-11083

Reflection sensor module with 1 QTRXL-HD optocoupler with analogue output. The module is powered by 2.9 ... 5.5V voltage, detects objects at a distance of up to 80mm. Pololu 4641

Module with 1 optocoupler type QTRXL with RC (digital) output. It is supplied with the voltage from 2.9 to 5.5 V, detects objects at a distance of up to 80 mm. Pololu 4501

Surface-mounted IT socket with two shielded RJ-45 category 5e ports, designed for high-speed networks and structured cabling, offers uniersal IDC/LSA connectors, supports 26-22 AWG cables and is characterized by simple installation. Lanberg OS5-0002-W

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0200-G

The module for the RFID reader (125 kHz) is equipped with a USB interface. Works with ID-3LA, ID-12LA and ID-20LA series systems. The selected RFID reader is simply plugged into the module\'s connectors. SparkFun SEN-09963

Gravity: 360 Degree Hall Angle Sensor is a rotation angle sensor measuring a value in the range of 0-360 ° with an analogue output, powered by 5V. DFRobot SEN0221