sometime its called plugblock it is used for building temporary circuits.

A thin plastic board used to hold electronic components (transistor, resistor,chips,etc) that are wired together.

It is useful to designers because it allows components to be removed and replaced easily.

It is useful to the person who wants to build a circuit to demonstrate its actions then to reuse the components in another circuit.

General purpose solderable boards are widely used to embed circuits randomly for running of hardware.

It's layer is coated with copper and allows proper soldering without any short circuit.

40x1 Female Berg Strip Berg strip has an Industry standard spacing of 2.54 mm that is Intended for direct soldering into printed circuit boards.

They are used mostly for extending the pins of microcontrollers and ICs.

40x1 Pin 2.54mm Pitch Male Berg Strip is a 40x1 Pin Male Break Away Header with an industry-standard spacing of 2.54mm that is intended for direct soldering into printed circuit boards.

They are best for extending the pins of microcontrollers and ICs.

A 16*2 LCD means it can display 16 characters per line and there are 2 such lines.

In this LCD each character is displayed in 5*7 pixel matrix.

The 16*2 intelligent alphanumeric dot matrix display is capable of displayi 224 different characters and symbols.

The staple of any USB connection,the datapro USB A to B cable connects any standard host device (computer,hub or controller) to any standard peripheral (printer, scanner, external drive).

USB-A is in a flat and rectangular shape.

USB-B comes in a variety of designs, and the standard one is a bit squarer.

Used for charging mobile phones and other devices like cameras, but they can also be used for data transfer.

A rechargeable battery, storage battery, or secondary cell (formally a type of energy accumulator), is a type of electrical battery which can be charged, discharged into a load, and recharged many times, as opposed to a disposable or primary battery, which is supplied fully charged and discarded after use.

A resistors is an electrical component that limits or regulates the flow of electrical current in an electronics circuit.

Resistors can also be used to provide a specific voltage for an active device such as a transistor.

When resistor is placed in a circuit, the current flow decreases when current passes through the resistor.

The part of current energy dissipate in the form of heat in resistor,thus decrease the total current.

A capacitor is a passive electronic component that stores energy in the form of an electrostatic filed.

Device for storing electrical energy, consisting of two conductors in close proximity and insulated from each other.

A simple example of such a storage device is the paralle plate capacitor.

Voltage regulator 7805 IC is one of the most widely used voltage regulator IC in different electrical and electronic circuits.

It takes an unregulated voltage of 7 V to 35 V and produces a fixed regulated output voltage of 5 V DC.

The 7809 voltage regulator is a linear regulator.

It can convert an input voltage of between 11V to 35V of DC power supply.

Also, note that the L7809 voltage regulator will produce a fixed output of 9V at a current of 1A. Additionally, it can deliver a surge current of up to 2.2A.

The 7812 IC is a commonly used linear regulator.

Input voltage can range from 12 – 35VDC and it outputs a fixed 12V at over 1A of current and up to 2.2A of surge current.

The 4*4 matrix keypad is a simple mechanism that resembles the numeric input on your computer keyboard,except that it has an additional '*','#' and 4 other auxiliary buttons that can be used for various functions in the application.

This 4×4 matrix keypad has 16 built in pushbutton contacts connected to row and column lines.

A microcontroller can scan these lines for a button-pressed state.

In the keypad library, the propeller sets all the column lines to input, and all the row lines to input.

The joystick module is similar to analog joysticks found in gamepads.

It is made by mounting two potentiometers at a 90 degrees angle.

The potentiometers are connected to a short stick centerd by springs.

This module produces an output of around 2.5v from X and Y when it is in resting position.

The joystick is used for gaming purpose. A joystick is equipped with one or more push buttons for controlling.

An active buzzer has a built-in oscillator so it can produce sound with only a DC power supply.

Also known as a sounder, audio alarm or audio indicator, a buzzer is a basic audio device that generates a sound from an incoming electrical signal.

Typical uses of buzzers and beepers include alarm devices, timers, train and confirmation of user input such as a mouse click or keystroke.

A buzzer or beeper is an audio signaling device, which may be mechanical, electromechanical, or piezoelectric.

Typical uses of buzzers and beepers include alarm devices, timers, train and confirmation of user input such as a mouse click or keystroke.

It is widely used in household appliance,automatic production line, low-voltage electrical equipment, electronic toys, game machines and other products and industries.

A BO Motor is a type of electric motor that is powerd by a battery.

These are commonly used in portable devices and vehicles, as they offer the convenience of cordless operation.

These BO wheels are commonly used components in robotics.

With an approximate diameter of 05mm and 26 mm thickness, These wheel are suitable for all BO motors.

A vibrator is a mechanical device to generate vibrations.

The vibration is often generated by an electric motor with an unbalanced mass on its drivershaft.

A vibratory motor is a three-phase motor that is intentionally unbalanced, and is also known as an eccentric rotating mass (ERM) or vibrating motor.

Vibratory motors are used to vibrate sieves, troughs and tables, but also to separate products in a bunker or landfill pipe.

Alligator clips are a cheap easy way to assemble or alter experimental circuits.

A crocodile clip or alligator clip is a plier-like spring-tensioned metal clip with elongated, serrated jaws that is used for creating a temporary electrical connection.

They are typically used to connect two Wiers or to connect one wire to the anaode or cathode of a device.

This simple mechanical device gets its name from the resemblance of its serrated jaws to the toothed jaws of a crocodile or alligator.

A 9v Battery Snap Connector with DC Jack with Battery Connector Cap is an adapter which transfers the 9 volts from a battery to a DC power plug- which then can be plugged in and power a DC power barrel jack with 9 volts.

Hook-Up Wire is a wire with a single insulated conductor that may be used for low-voltage, low-current applications.

Hook-Up wire works well in enclosed spaces and comes in a wide variety of constructions with various conductors, insulations, and jacket materials available.

Male-to-male jumper wires are the most common and what you likely will use most often.

When connecting two ports on a breadboard, a male-to-male wire is used.

It is used to interconnect the components of a breadboard or other prototype or test circuit internally or with other equipment or components without soldering.

They are simple wires that have connector pins at each end allowing them to be used to connect two points to each other.

These are typically used with breadboards and other prototyping tools in order to make it easy to change a circuit as needed.

The difference between them is in the wire's endpoint. Male ends have a protruding pin and can plug into things, whereas female ends do not and must be plugged into.

RGB LED is a combination of three LEDs in just one package: red, green and blue

There are two kinds of RGB LEDs: common cathode and common anode RGB LEDs

you generate different colors by adjusting the brightness of each of the three LEDs of the RGB LED; to adjust the brightness of each LED, you use a PWM signal.

The 555 timer IC is an integrated circuit used in a variety of timer, delay, pulse generation, and oscillator applications.

Derivatives provide two or four timing circuits in one package.

The design was first marketed in 1972 by Signetics and used bipolar junction transistors.

They also can be used as a multivibrator or a form of oscillator, which has two stages and can be output by either of the states.

The Atmega 16u2 is a well built powerful micro-controller that offers a highly flexible and cost-effective solution to many embedded control applications by merging in system self-programmable flash with 8-but RISC CPU on a monolithic chip.

A diode is a two terminal electrical device.

A diode is a semiconductor device that essentially acts as a one-way switch for current.

It allows current to flow easily in one direction, but severely restricts current from flowing in the opposite direction.

Diodes can be used as rectifiers, signal limiters, voltage regulators, switches, signal modulators, signal mixers, signal demodulators, and oscillators.

It has low resistance in one direction, and high resistance in the other.

A transistor is a miniature semiconductor that regulates or controls current or voltage flow in addition amplifying and generating these electrical signals and acting as a switch/gate for them.

Typically, transistors consist of three layers, or terminals, of a semiconductor material, each of which can carry a current.

In electrical engineering, a switch is an electrical component that can disconnect or connect the conducting path in an electrical circuit, interrupting the electric current or diverting it from one conductor to another.

Types of switch - button switch, push, toggle, rotary, selector and slide switch.

Power banks are portable charging devices that can be used to charge smartphones or any other devices that have a USB port within them.

Power banks can also be used to charge Bluetooth speakers, Bluetooth headphones, other types of charged headsets, etc.

A 10,000mAh power bank has an actual 6,660mAh capacity, which allows you to charge most new smartphones about 1.5 times. The size of a smartphone battery differs per device.

The ULN2003 is one of the most common motor driver ICs, consisting of an array of 7 Darlington transistor pairs, each pair is capable of driving loads of up to 500mA and 50V.

Four out of seven pairs are used on this board.

The ULN2003, known for its high current and high voltage capability, provides a higher current gain than a signle transistor and allows a microcontroller's low voltage low current output to drive a high current stepper motor.

12 volt DC motor is a rotary motor which can convert the direct current into mechanical energy or convert mechanical energy into DC power.

It means that the 12 volt DC motor can interconvert electric energy and mechanical energy.

When it is operated as a DC motor, electric energy is converted into mechanical energy.

MG995 Metal Gear Servo Motor is a high-speed standard servo can rotate approximately 180 degrees (60 in each direction) used for airplane, helicopter, RC-cars and many RC model.

Provides 10kg/cm at 4.8V, and 12kgcm at 6V.

It is a digital servo motor which receives and processes PWM signal faster and better.

MG90S is a micro servo motor with metal gear.

This small and lightweight servo comes with high output power, thus ideal for RC Airplane, Quadcopter or Robotic Arms.

This servo has metal gear for added strength and durability.

A continuous rotation servo (sometimes called a full rotation or 360° servo) looks like a regular hobby servo.

While a regular servo motor only turns over a narrow range, with precise control over position, a continuous rotation servo has a shaft that spins continuously, with control over its speed and direction.

SG90 is a popular micro servo motor commonly used in hobbyist and DIY projects.

It is a small, low-cost servo motor that can rotate 180 degrees with a maximum torque of 1.8 khg-cm.

CCPM Servo Consistency Master/Servo Tester is a device that can be effectively used to test up to three servo motors at the same time.

It is a useful tool to test Servo motors, ESC, and can be used to determine the motor directions.