2WD Robot Smart Car Chassis 2x Wheels DIY

9g digital servo new version of SG90.
POM with Carbon fiber gears set and control arms are more durable use than SG90 nylon gear and more torque.
It is a good choice for park size 3D models , high speed jets and R/C airplane 250 450 RC helicopter Servo 9g SG92r 2.5kg features:
Weight: 9g
Operating voltage: 4.8v Stall torque: 2.5kg /cm(4.8v)
Gear type: POM with carbon fiber
Operating speed: 0.1sec /60degree (4.8v)
Temperature range: 0„ƒ_ 55„ƒ
Dead band width:1us
servo wire length: 25 cm
Servo Plug: JR (Fits JR and Futaba)
servo arms &screws included and fit with Futaba servo arm

Arduino compatible IR motion detector with a detection range of 3 meters.
One sensor electric pyro, which can detect infrared radiation levels - detect a change in the average IR levels of your detection zone.
Ideal for projects with ARDUINO, PIC, AVR, STM32.
Characteristic:
- Operating voltage: 4.5V- 20V
- Consumption in idle state:

It is compatible with almost any microcontroller, Arduino, PIC, AVR.
It can be used in Access Control projects and Alarm projects. RFID Module with Card and Pendant features:
- Supports Quick CRYPTO1 and MIFARE
- Operating current: 13-26mA at 3.3V
- Standby current: 10-13mA to 3.3V
- Sleep-mode current: <80μA
- Maximum current: 30mA
- Frequency of operation: 13.56Mhz
- Reading distance: 0 to 60mm
- Communication protocol: SPI
- Maximum SPI speed: 10Mbit / s
- Maximum data rate: 10Mbit / s
- Operating temperature: -20 to 80ºC
- Humidity of operation: 5% -95%

Ideal for connecting TTL RS232 devices to your PC through the USB port. USB to A RS232 UART TTL 5V Converter + Cables features:
- Compatible controller PL2303HX
- 5 pins: 3.3v, 5.0v, TXR, RDX, GND
- Heat shrinkable insulating cover
- LED indicators of data transmission
- 2.5A self-recovery protective fuse
- Supported OS: WinME, Win2003, Win XP, Vista, Win 7, Linux
- Weight: 40 gr. (approx.)

Version compatible with Arduino Nano V3.0
It has an ATMega328P chip running at 16Mhz with bootloader loaded factory.
Characteristic:
- Microcontroller: ATmega328
- Operating Voltage (logic level): 5V
- Input Voltage (recommended): 7-12V
- Digital I / O Pins: 14 (6 PWM outputs)
- Analog Inputs: 8 (A0-A7)
- DC Current per I / O pin 40 mA
- Flash memory: 32 KB (2 KB used by the bootloader)
- SRAM: 2 KB
- EEPROM: 1 KB
- Frequency Clock: 16 MHz
- USB Communication - CH340
- Dimensions: 18 mm x 44 mm

- It consists of a 20-character, 4-row display
- The display is compatible with the controller HD44780 and integrates the module so you can use it through the I2C protocol without any problem
- Only two pins are needed for communication, SDA and SCL
- Ideal for projects with ARDUINO and Raspberry Pi platforms - You can use it with PIC, AVR, STM32
PCF8574 - & gt; the default address 0x20
PCF8574A - & gt; the default address 0x3F
- It can be changed to any between 0x20 and 0x27 depending on whether or not you have soldered pins A0 A1 A2
20x4 2004 LCD display PCF8574T I2C Backlit Blue features:

- LCD screen, 20 characters and 4 lines
- 5V power supply
- HD44780 compatible controller

RTC DS3231 clock module with EEPROM 32k.
High precision RTC module.
Can be used in projects of Arduino, PIC, AVR, STM32 and other.
DSC321 AT24C32 with Real Time Clock RTC Battery features:
- Based on DS3231
- EEPROM AT24C32 (32K)
- I2C interface
- LED work indicator
- Includes CR2032 3V battery

LED Display 1-Digit 7-Segment Red Common Cathode features:
- Supply voltage of the segments: 3 VDC
- LED color of the segments: red
- Digit length: 14.2mm
- Digit width: 8.1mm
- Pin numbers: 10
- Diameter of pins: 0.51mm
- Step between pins: 2.54mm
- Consumption current per segment: 30mA
- Maximum admissible current per segment: 70mA
- Direct current by segment (pulse operation): 30mA
- Number of digits: 1
- Segment numbers by digit: 7
- Operating temperature: -25 ° C - + 85 ° C
- Storage temperature: -30 ° C - + 85 ° C
- Screen with common cathode connection
- Screen size: 12.6x19x8 mm
- This product is a 1 digit screen composed of 7 red LED segments with excellent brightness and features:.