• Compatibility: Designed specifically for ESP8266 ESP-01 WiFi module.
• Pin Spacing: 2.54mm (standard breadboard pitch) for easy integration with breadboards.
• Voltage Regulator: 3.3V onboard regulator for stable voltage supply.
• Output Voltage: Provides 3.3V for powering the ESP-01 module.

• L9110S-chip motor driver
• Supports driving two DC motors or a 4-wire 2-phase stepper motor
• Ultra-small PCB size for easy integration
• Fixed mounting holes with a 3mm diameter for secure installation

Product Overview: The Arduino Uno - R3 (Original) Italy is a powerful microcontroller board based on the ATmega328P, designed for a variety of electronics projects. It’s ideal for both beginners and professionals.

Key Features:

• Microcontroller: ATmega328P
• Operating Voltage: 5V
• Input Voltage (recommended): 7-12V
• Input Voltage (limit): 6-12V
• Digital I/O Pins: 14 (6 provide PWM output)
• PWM Digital I/O Pins: 6
• Analog Input Pins: 6
• DC Current per I/O Pin: 20 mA
• DC Current for 3.3V Pin: 50 mA
• Flash Memory: 32KB (0.5 KB used by bootloader)
• SRAM: 2 KB
• EEPROM: 1 KB
• Clock Speed: 16 MHz
• LED_BUILTIN: 13
• Dimensions: 68.6 mm x 53.4 mm
• Weight: 25 g

• Supports FAT file system SD carrier
• Supports playing of 4Bit ADCPM format files
• Recognize the voice files automatically
• Support microprocessor and key control

• 32-bit RGB full color LED module
• Utilizes WS2812B chips with built-in LED control
• 5050 package RGB full color highlight LEDs
• Simple control via a single IO port

• Designed for Arduino UNO R3 for easy expansion
• Supports multiple sensors, servos, relays, and modules
• Buckled ports for VCC, GND, and Output for easy connections
• Reset Button for quick board reset

• 3.2-inch TFT LCD screen with Ultra HD resolution
• Screen resolution: 480x320 pixels
• High-quality backlight with 6 white LEDs
• Wide power supply range (5V/3.3V)

Specifications:

• Fixed Output Voltage: 3.3V ± 4%
• Input Voltage Range: 1.8V - 5V
• Continuous Output Current: Max 100mA
• Peak Output Current: Max 150mA (short duration)
• Operating Frequency: 1.2MHz
• Protection: Short-Circuit Protection
• No Load Input Current: 0.65mA
• Pin Pitch: 2.54mm (suitable for Breadboard and MCU Development Boards)
• Dimensions: 11mm x 7.62mm x 4.5mm (excluding pins)
• Weight: Approximately 0.5g

Package:

1x mini 2 in 1 DC DC Step-Down & Step-Up Converter 1.8V-5V to 3.3V Power Wifi ESP8266 HC-05 CE1101 LED Module

• 3.2-inch 480x320 TFT LCD screen with high-quality image display and wide viewing angle.
• Equipped with SD card socket and SPIFLASH circuit for enhanced functionality.
• Compatible with Arduino UNO & MEGA 2560 development boards.
• Supports UTFT, UTFT_Buttons, and Utouch libraries for easy integration.

• USB Type-C Input: Supports 5V Type-C USB input for easy charging and power supply.
• Overcharge Protection: Prevents overcharging with a cut-off voltage of 4.28V.
• Over-discharge Protection: Stops discharge when the battery voltage drops to 3.2V.
• Maximum Output Current: Can provide a charging current of up to 1A (1000mA).

• Wide temperature measurement range: -55°C to +125°C
• High accuracy of ±0.5°C for precise readings
• Operates on a low voltage of DC 3V to 5V
• Digital signal output with 9 to 12-bit resolution

• SWIM Interface: For connection to the application via a pin header or a 2.54 mm pitch connector
• Voltage Supported: 1.65V to 5.5V application voltage on the SWIM interface
• Programming Modes: Supports both low-speed and high-speed SWIM modes
• Programming Speed: 9.7 Kbytes/s (low-speed) and 12.8 Kbytes/s (high-speed)

• Wide operating voltage range (5V-12V)
• Low noise and AC ripple
• Supports various microphone types (electret, condenser, dynamic)
• Compact and lightweight design

• Supports working voltages of 6-30V and micro USB 5.0V power supply
• High-level trigger (3.0V-24V) for signal input
• Adjustable timing range from 0.1s to 999 minutes
• Can control equipment up to DC 30V 5A or AC 220V 5A

• Compact Design: Small and efficient module with a size of 8.6mm x 12.33mm.
• Wide Input Voltage Range: Accepts 4.2V to 10V input voltage.
• Stable 3.3V Output: Provides a steady 3.3V output with a current of 800mA.
• Efficient Power Conversion: Ideal for small projects requiring reliable step-down voltage regulation.

• Compact Design: Ideal for DIY projects and educational purposes
• 3 LED Colors: Red, Yellow, and Green for traffic signal simulation
• Wide Compatibility: Works with both 3.3V and 5V power supply
• Independent Control: Each LED can be controlled separately