• High-quality stereo performance with DSP and PLL technology.
• 30-level digital volume adjustment with easy button operation.
• Blue backlight LCD display for better visibility in low light.
• Multiple audio input options: Line-in, USB, and MIC.

• USB to TTL Serial Converter for easy PC connection to serial devices
• Supports USB 1.1, 2.0, and 3.0 communication with full-speed data transfer
• 500mA self-healing fuse for added protection
• 3.3V and 5V power supply interfaces for different voltage systems

• Wide sensing range of 20 to 150 cm (200 to 1500 mm) for versatile applications.
• Provides analog output for easy integration with microcontrollers.
• Low supply voltage requirement of 4.5 to 5.5V, making it suitable for battery-operated projects.
• Fast response time of 39 ms for real-time distance measurement.

The CP2102 USB to TTL UART Serial Converter is ideal for reliable and versatile communication between your USB and serial devices. Key features include:

• 3.3V and 5V dual power output.
• Self-recovery fuse for protection against short circuits.
• Compatible with 3.3V and 5V Arduino boards.
• Power, data reception, and data transmission indicator LEDs.
• 640 byte receive buffer and 512 byte transmit buffer.
• Supports baud rates from 300 bps to 1 Mbps.

• 1.3-inch HD IPS color screen
• Vivid colors, better than ordinary TFT LCD
• Resolution: 240x240 pixels
• Adjustable display direction: horizontal and vertical

• Wide voltage input range from 6V to 35V
• Quick Charge 3.0 support for fast and efficient charging
• Built-in MOS tube for anti-reverse connection protection (better than traditional diodes, preventing overheating and damage)
• Blue LED output indicator and Red LED quick charge status indicator

• Compatible with ESP-12E development kit (NodeMCU).
• Extend output ports for ESP-12 including SPI, UART, GPIO, AI, and 3.3V power interface.
• Directly drive 2-way motors with ease.
• Power switch for convenient operation.

Video Converter RCA to VGA Adapter

Experience seamless video conversion with our Video Converter RCA to VGA Adapter. This advanced converter utilizes state-of-the-art technology to deliver high-quality VGA resolution from RCA signals.

• Advanced image processing for superior video quality
• Supports PAL/NTSC/SECAM formats
• Adjustable settings: brightness, contrast, sharpness, saturation, tint, and more
• Standard VGA output compatible with all monitors

Package Includes: 1x Video Converter RCA to VGA Adapter

IR Transmitter Module:

• Supply Voltage: 5V
• Wavelength: 940nm

IR Receiver Module:

• High Sensitivity 1838 remote control receiver
• Working Voltage: 5V

• High current capability, handling up to 30A peak and 14A continuous current
• Integrated over-current and thermal protection
• LED indicator for operational status
• PWM frequency of up to 20 kHz for smooth motor control

Specifications:

• Maximum Output Power: 47.5W
• Output Ports:
  • Port 1: 12V 1.5A
  • Port 2: 12V 1.5A
  • Port 3: 9V 2A
  • Port 4: 5V 2A
• Input Power: 12.6V-13.0V (2A-5A)
• Battery:
  • Type: 3S LiPo 18650 Battery
  • Input Voltage: 11.1V
  • Full Charge Voltage: 12.6V
  • Low Voltage Cutoff: 10.5V
• Voltage Tolerance: ±0.05V
• Component Type: All SMD Components
• Output Accuracy: 99%

Package:

1x Mini Router ONU UPS Board Module 40W V2.6 

• 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

• Lithium Battery Charging: Charges lithium batteries with a voltage range of 3.3V to 4.2V.
• Boost Power Supply: Provides a 5V/1A boost power supply for efficient energy delivery.
• Recommended Charging Voltage: Works optimally with 5V charging voltage.
• Max. Charging Current: Supports a maximum charging current of 1A.

• Supports both 110V and 220V AC voltage
• Compatible with 3.3V/5V logic, making it ideal for Arduino and ESP-based projects
• Optocoupler isolation for improved safety and reliability
• Uses BTA16-600B TRIAC for efficient AC load control

Introducing our I2C Logic Level Shifter Bi-Directional Four-way module, designed for seamless two-way logic level transformation. This compact module measures just 1.5cm x 1.3cm and includes a 1x12 pin header for easy soldering. Perfect for use with breadboards, it supports high voltage to low voltage transformations (e.g., 5V to 3.3V).

Key Features:

• 4 channels for bi-directional logic level shifting
• Compact size: 1.5cm x 1.3cm
• Includes 1x12 pin header for easy soldering
• Compatible with breadboards
• Supports high voltage (5V) and low voltage (3.3V) levels

• Wide Input Range: Input voltage from 4.5V to 28V.
• Adjustable Output: Output voltage range from 0.8V to 20V.
• High Efficiency: Conversion efficiency up to 96%.
• Compact Size: Small size of 22mm * 17mm, perfect for DIY projects.

• High-quality stereo performance with DSP and PLL technology.
• 30-level digital volume adjustment with easy button operation.
• Blue backlight LCD display for better visibility in low light.
• Multiple audio input options: Line-in, USB, and MIC.

• USB to TTL Serial Converter for easy PC connection to serial devices
• Supports USB 1.1, 2.0, and 3.0 communication with full-speed data transfer
• 500mA self-healing fuse for added protection
• 3.3V and 5V power supply interfaces for different voltage systems

• Wide sensing range of 20 to 150 cm (200 to 1500 mm) for versatile applications.
• Provides analog output for easy integration with microcontrollers.
• Low supply voltage requirement of 4.5 to 5.5V, making it suitable for battery-operated projects.
• Fast response time of 39 ms for real-time distance measurement.

The CP2102 USB to TTL UART Serial Converter is ideal for reliable and versatile communication between your USB and serial devices. Key features include:

• 3.3V and 5V dual power output.
• Self-recovery fuse for protection against short circuits.
• Compatible with 3.3V and 5V Arduino boards.
• Power, data reception, and data transmission indicator LEDs.
• 640 byte receive buffer and 512 byte transmit buffer.
• Supports baud rates from 300 bps to 1 Mbps.

• 1.3-inch HD IPS color screen
• Vivid colors, better than ordinary TFT LCD
• Resolution: 240x240 pixels
• Adjustable display direction: horizontal and vertical