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Plastic holder for five AA batteries with two mounting holes. Connects batteries into series.

• Battery size: AA
• Number of batteries: 5

Plastic holder for six AA batteries with two mounting holes. Connects batteries into series.

• Battery size: AA
• Number of batteries: 6

The digital voltmeter displays connected voltage using 7-segment characters.It contains three figures and measures up to 30V DC with precision of 1%. It is powerd by same wire at which it measures voltage making it easier to connect. On it sides it has two mounting holes.

• Measuring range: 5.0V – 30V
• Step: 0.1V
• Precision rate: 1%
• Voltmeter’s operating voltage: 5.0V – 30V
• Character color: red
• Dimensions: 23mm x 15mm x 10mm

Matrix keyboard is a system of 12 buttons that are interconnected that allowes us a more complex data input on Croduino/Arduino. With this keyboard you will create whole systems of menus, data entry and settings of various parameters.

• Dimensions: 70 x 50 mm

Copper board used for making your own PCBs.

• Number of layers: 2
• Material: FR4
• Copper thickness: 35um
• Dimensions: 150 x 100 mm

Copper board used for making your own PCBs.

• Number of layers: 1
• Material: FR4
• Copper thickness: 35um
• Dimensions: 150 x 100 mm

A 1M variable resistance potentiometer that fits the breadboard, but can also be built into the case due to the increased size. They can be used for various types of control, eg. adjusting how bright the LED is.

A 100k variable resistance potentiometer that fits the breadboard, but can also be built into the case due to the increased size. They can be used for various types of control, eg. adjusting how bright the LED is.

10 segment LED indicator derivates from classical 7-segment LED display and it enables staggered display. It can be used for various purposes, such as battery level indicator. It has 10 bars in total which which glow in red color.

• LED color: red
• Voltage: 3.3V
• Dimensions: 25.4 x 10.1 x 7.9 mm

10 pieces pack of crystal white LEDs.

DC motors can be inconvenient to use on low speed. With the help of mechanic and transfer using sprockets speed of this motor is slowed to a remarkably small speed. It is used for precise control over many mechanisms from robot wheels to precise mechanics.

• Voltage: 3V
• Axle diameter: 3mm
• Dimensions: 12mm x 10mm x 36mm

An aluminum platform with four mountable rubber wheels and four DC motors. Because it’s easy to assemble, it’s great for various hobby and school (robotic) projects. There are many more slots on the platform for various position and distance sensors, LEDs, batteries and controllers.

• Material: aluminium
• Type: for four wheels
• Motor voltage: 3V – 6V
• Contents: four wheels with gearbox, aluminium plates, required screws and standoffs, battery holder

An aluminum platform with two mountable rubber wheels, two DC motors and balancing third (middle) wheel. Because it’s easy to assemble, it’s great for various hobby and school (robotic) projects. There are many more slots on the platform for various position and distance sensors, LEDs, batteries and controllers.

• Material: aluminium
• Type: for two wheels
• Motor voltage: 3V – 6V
• Contents: two wheels, two DC motors with gearbox, aluminium plate, middle wheel, required screws

Wheel for robotic projects (65mm in diameter) with black tires made of rubber. It will roll your every project, but it doesn’t come with a motor.

Wheel for robotic projects (65mm in diameter) with black tires made of rubber. It comes with a DC motor that runs from 3V to 6V, and will roll your every project!

The small power supply in a plastic case allows conversion from 230V AC to 12V DC voltage maximum current of 2A or power of 24W

Quality AAA battery manufactured in Germany. Voltage 1.5V.

Quality AA battery manufactured in Germany. Voltage 1.5V

IPX to SMA female cable will allow you easy connection with SMA male antenna to IPX connector which is, for example, a common case with a GSM antenna.

Classic solder for working with a hand soldering iron. Solder paste is in the center of the solder, which simultaneously cleans the surface on which its soldering and gives a better grip of solder.