ARDUINO PRO MICRO
- CPU = 8bit
- Microcontroller = Atmega32u4
- Digital I/O pins = 12
- Oscillator = 16MHz
- USB = 1
- ADC = 4x 10-bit ADC inputs
- PWM pins = 5
- UART = 1
- Reset button = no
- ICSP header = no
- Pin 13 LED = no
- Software Used = Arduino IDE
- Flash memory = 32KB
- EEPROM = 1KB
- SRAM = 2.5KB
- Size = 34mm x 18mm
- It comes with a built-in micro USB port that helps you test and program the Arduino board with a computer.
Price 1250 Birr
https://vector4engineering.com/product/arduino-pro-micro/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ARDUINO LILYPAD
- This is the LilyPad Arduino USB board, controlled by an ATmega32U4 with the Arduino bootloader that is mainly designed for e-textiles and wearables projects.
- Microcontroller : ATmega32U4
- Digital I/O Pins : 14
- Analog Input Channels : 6
- PWM Channels : 6
- Crystal Oscillator : 8 MHz
- Flash Memory : 16 KB (of which 2 KB used by bootloader)
- Bootloader Memory : Out of 16KB in the Flash Memory, 2KB is reserved for Bootloader
- SRAM : 1 KB
- EEPROM : 512 bytes
- Operating Voltage : 2 to 5V
- DC Current per I/O Pin : 40 mA
- Internal pull-up resistor : 20 kΩ
Price 3500 Birr
https://vector4engineering.com/product/arduino-lilypad/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

ARDUINO PRO MINI
- ATmega328 running at 16MHz with external resonator (0.5% tolerance),
- PWM(Pulse Width Modulation) Pins 6
USB connection off board,
- Supports auto-reset,
- 5V regulator,
- Max 150mA output, Over current protected,
- DC input 5V up to 12V, On board Power and Status LEDs.
- Analog Pins: 8
- Digital I/Os: 14
- 0.8mm Thin PCB,
- Flash Memory 32KB
- SRAM 2KB
- EEPROM 1KB
- Bootloader 0.5KB in Flash Memory.
- Built-in Programmer unavailable
- USB Port unavailable
Price 900 Birr
https://vector4engineering.com/product/arduino-pro-mini/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

USB HOST SHIELD
- Support for Google Android ADK features, support for Android phones: G1, Nexus One, Nexus S, Motorola Droid X (The mobile phone system needs to be upgraded to Android 2.3.4, and the tablet needs to be upgraded to Android 3.1)
- Provides compiled APK installation package and ADK source file
- Enable USB HOST function, communicate with other USB devices, and support USB HUB function.
- Compatible with the following hardware:
Uno 328
Diecimila/Duemilanove 328
Mega 2560 (recommended)
Mega 1280
Price 3000 Birr
https://vector4engineering.com/product/usb-host-shield/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

5V DC MOTOR
Motor type: DC Toy Motor
Terminal: 2
The direction of working: Both clock and anticlockwise
Material: metal
Weight: 17 g
Dimension: 27.5 x 20 x 15mm
Status : USED
Price 100 Birr
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

PIN HEADER
- 40 Pins 2.54mm Pin Header
- Male and Female types
- The pin type is square
- Single row male and female straight type
- Pitch: Approx. 1 inch / 2.54 mm
- It is breakable, can be easily cut to separate groups or individual pins
- Great component for PCB
- Can be used as your DIY component
Price 150 Birr
https://vector4engineering.com/product/pin-header/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

R13-507 Push Button
- Contact Structure: Normally Open (NO)
- Working Power: 250VAC 3A / 125VAC 6A
- Contact Resistance: 0.01 (Ω)
- Insulation Resistance: 100 (MΩ)
- Thread Diameter: 16mm
- MATERIAL: Plastic
- SECONDARY MATERIAL: Metal
- DEPTH: 15 mm
- HEIGHT: 24.8 mm
- WIDTH: 15 mm
- PRODUCT WEIGHT: 5.2 g
Price 100 Birr
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

Red Light Rocker Switch
- KCD4
- 15A/250V
- 2 Position
- 4 Pin ON/Off Switch
- 35 x 25.5 x 10mm
Price 120 Birr
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

9V BATTERY PLUG
- Attaches to 9V battery using snap clips
- Standard 2.1mm DC power plug
- 12cm wire length
- handles upto 27V
- ~26AWG wire gauge
Price 80 Birr
https://vector4engineering.com/product/9v-battery-plug/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

16mm LINEAR BEARING WITH HOUSING
SC16UU 16MM LINEAR BEARING
- SC16UU Housing With Linear Bearing Slider Bushing, Bearing For 16mm Shaft
- Dimension : H-38.5mm, W-50mm, L-44mm
- Material : Stainless Steel
- Bore Size : 16mm
- Tolerance : 0-0.009
- Rust Proof
SBR16UU 16MM LINEAR BEARING
- Main parts:Aluminum housing + LM16UU-OPen linear ball bearings
- The built-in material: Bearing Steel
- Bore size:16mm
- Dimension : H-31mm, W-44mm, L-44mm
Price1750 Birr
https://vector4engineering.com/product/16mm-linear-bearing-with-housing/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

BREADBOARD
- Solderless Plug-in BreadBoard 830 tie-Points, 4 Power Rails, 6.5 x 2.2 x 0.3in (165 x 55 x 9mm)
- The BB830 has a 630 tie-point IC-circuit area plus four 50 tie-point power rails.
- The housing is made of white ABS plastic, with a printed legend giving numbers and letters for columns and rows.
- The internal contacts are phosphor bronze with a plated nickel finish.
- A peelable adhesive tape backing is provided for attaching it to a surface and an optional metal back plate is provided.
- BPS BreadBoards are Lead-Free and RoHS Compliant.
Price 700 Birr
https://vector4engineering.com/product/breadboard/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

BANANA PLUG MALE AND FEMALE
- Banana Plug Male and Female to Insert Connector Banana Pin DIY Model Parts.
Package Include:
1 set - 1 male and 1 female
Price 150 Birr
https://vector4engineering.com/product/banana-plug-male-and-female/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

MINI BREADBOARD
- Total of 400 Holes
- 300 Terminal Holes
- 100 Power Distribution Holes
- Solderless Mini Breadboard
- Allows you to easily assemble and test circuits without the use of solder, providing you with a quick and reliable method of prototyping.
- Breadboard rows and columns are numbered and lettered to assist in component placement and polarities marked on each strip power rail.
Price 400 Birr
https://vector4engineering.com/product/mini-breadboard/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

8 CHANNEL RELAY MODULE
- This item is a 5V 8-Channel Relay interface board,It can be controlled directly by microcontrollers such as Arduino, AVR, PIC, ARM and so on.
- It is widely adopted in devices of power protection, automation technology, sport, remote control, reconnaissance and communication, as well as in devices of electro-mechanics and power electronics.
- Each relay needs 15-20mA driver current.
- Equipped with high-current relay : DC30V 10A,AC250V 10A,125VAC 15A
- Each relay has normally open and normally closed contact.
- The 8 channels are optically isolated, safe, reliable, anti-interference.
- Can be selected by jumper relay and TTL or ground.
- With power indicator,each channel has a status indicator.
- With a relay coil to absorb the diode protection
- Size: 140mm X 55mm
Price 3500 Birr
https://vector4engineering.com/product/8-channel-relay-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301

DB3 DIAC
- DB3 DIAC DO-35 Glass Package Diode
- VmBO: 32V
- Max. Forward Current : 10 mA
- Max. Forward Voltage : 36V
- Max. Reverse Current : 10uA
- Max. Reverse Voltage : 28 to 36V
- Functioning as a trigger diode with a fixed voltage reference, the DB3 can be used in conjunction with triacs for simplified gate control circuits or as a starting element in fluorescent lamp ballasts.
Price 50 Birr
https://vector4engineering.com/product/db3-diac/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

1 CHANNEL RELAY MODULE
- Relay Voltage: 5V
- Load: AC250V 10A or DC30V 10A
- High impedance controller pin
- Pull-down circuit for the avoidance of malfunction
- One normally closed contact and one normally open contact
- Triode drive, increasing relay coil
- Power supply indicator LED
- Control indicator LED
- With 4 fixed screw holes, hole diameter 3.1mm, convenient installation, and fixation
Price 450 Birr
https://vector4engineering.com/product/1-channel-relay-module/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

MICRO PUSH BUTTON
- Momentary contact, 4 pins, round black push button, through hole mounting
- Size: 6 x 6 x 5mm.
- Rated Load:DC12V 50mA.
- Contact Resistance:≤0.03Ω
- Insulation Resistance:≥100MΩ
- Withstand Voltage:AC250V
Price 30 Birr
https://vector4engineering.com/product/micro-push-button/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

POTENTIOMETER
- 1K,5k,10K and 100k ohm
- 3 Pin 15mm Shaft potentiometer
- The Rotary potentiometer can deliver adjustable supply voltage to the electrical and electronic circuits.
- Tolerance: 20%
- Shaft Length: 15mm
- Length 20mm
- Width 17mm (Body Diameter)
- Height 24mm
Price 200 Birr
https://vector4engineering.com/product/potentiometer/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING

2 CHANNEL RELAY MODULE
-With isolation groove between control area and load area
- Relay Voltage: 5V
- Equiped with high-current Load: AC250V 10A or DC30V 10A
- High impedance controller pin
Pull-down circuit for the avoidance of malfunction
- Control zone and the load zone isolation groove design, double FR-4 circuit board, high-end patch technology, product performance is stable and reliable.
- It can be used as a single chip module for appliance control and work with both DC or AC signals where you can control the 220V AC load.
- Straight Headers for control signals
Price 1250 Birr
https://vector4engineering.com/product/2-channel-relay/
Address – Megenagna, Zefmesh Grandmall 3rd floor 301
0922787347 Kase/0924468599 Haben
VECTOR FOUR ENGINEERING