• 8 Bi-Directional Channels: Allows seamless voltage shifting between 3.3V and 5V logic devices.
• Automatic Direction Sensing: No need for manual configuration, simplifying circuit design.
• Compact & Lightweight: 2.6 cm x 1.6 cm in size, weighing only 2.38g.
• High-Quality PCB: Ensures reliability and durability for long-term use.

• Supply voltage: 3.3 V to 5V
• Output can directly connected to controller
• TTL level output
• Maximum output current : 15mA

• Quad-core Cortex-A7 CPU with H.265/HEVC 4K support
• Mali400MP2 GPU @600MHz supporting OpenGL ES 2.0
• 512MB/1GB DDR3 shared with GPU
• TF card (Max. 32GB) and MMC card slot for onboard storage

• Measures DC current, voltage, and power with high accuracy.
• Wide operating voltage range from 3V to 5.5V.
• Supports I2C interface for easy integration with microcontrollers.
• Current sensing range of ±3.2A with a resolution of ±0.8mA.

• Integrated ESP32-S2FH4 chip with advanced Xtensa single-core 32-bit LX7 microprocessor.
• Equipped with 128KB ROM and 320KB SRAM for efficient processing.
• Includes 16KB RTC SRAM for low-power applications.
• Built-in 40MHz crystal oscillator for stable operation.

• 2-channel relay module for controlling AC and DC loads
• Low-level trigger for easy microcontroller interfacing
• Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and other microcontrollers
• Capable of switching high-power loads up to 250V AC @ 10A or 30V DC @ 10A

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 

• Input Voltage: 3V - 7V
• Input Current: 50mA - 3500mA
• Capacity Measurement: 0 - 19999mAh
• High precise current calibration function

• Durable Material: Made from high-quality ABS plastic for long-lasting protection
• Perfect Fit: Designed specifically for Raspberry Pi 4 Model B
• Efficient Cooling: Comes with ventilation holes for better heat dissipation

• Powerful Output: Delivers 3.2W at 10% THD with 4Ω impedance speakers and a 5V power supply.
• Wide Operating Voltage: Works with a voltage range of 2.7V to 5.5V.
• Selectable Gains: Offers gain settings of 3dB, 6dB, 9dB, 12dB, and 15dB for flexible audio amplification.
• High Efficiency: 77 dB PSRR at 1 kHz, making it ideal for battery-powered projects.

• Easy Operation: Simply plug in USB or micro USB to output 1.2V-24V adjustable voltage
• One-Key Off: Easily turn off the output with a single button
• Precise Adjustment: Multi-loop precise adjustable potentiometer for fine voltage control
• Power-Off Storage: Saves settings before power-off

• Compact Size: With a size of 8.6mm x 12.33mm, this module is small and suitable for tight spaces.
• Low Input Voltage: Accepts input voltages ranging from 4.2V to 10V.
• Stable Output: Provides a stable 3.3V output with a current output of 800mA.
• Efficient Power Conversion: Ideal for stepping down voltage in small electronic projects.

Specifications:

• Connector Type: Micro USB to PCB
• Adapter Type: 2.54mm DIP 5 Pin
• Compatibility: Designed to interface Micro USB connectors with PCB boards
• Pin Spacing: 2.54mm
• Number of Pins: 5
• Easy Integration: Allows seamless integration of Micro USB connectivity into PCB projects
• Compact Design: Space-saving design suitable for compact electronic devices
• Material: High-quality materials ensure durability and reliability
• Versatile: Suitable for various DIY electronics projects, prototyping, and small-scale productions.

Package:

1x Micro USB to PCB 2.54mm DIP 5 P Adapter Module

• Adjustable delay time range from 10 seconds to 24 hours
• Power-on reset for automatic start
• Current output voltage ratio: 3V/300mA, 5V/200mA, 9V/100mA
• Can drive 3V/5V/12V relays, LEDs, and similar devices

• Non-contact temperature measurement
• Wide target temperature range: -40°C ~ 115°C
• High resolution of 0.02°C
• Low power consumption with 3V to 5V operating voltage

• Non-contact gesture detection with proximity sensing capabilities
• Measures distance range from 10 to 20 cm (4-8 inches)
• I2C interface for easy communication with microcontrollers
• Low power consumption, ideal for battery-operated devices