12V 3A Supply
-
Stable 12V DC regulated output
-
High current capacity up to 3 Amps
-
Suitable for continuous operation
-
Built-in protection against overcurrent and short circuit
-
Energy-efficient switching design
-
Standard DC barrel connector for easy compatibility
-
Compact, lightweight, and durable housing
-
Plug-and-play operation — no setup required
2 Channel 5V Relay
-
Dual relay channels for controlling two devices independently
-
Operates on standard 5V control signal
-
Compatible with Arduino, Raspberry Pi, and microcontrollers
-
Opto-isolation support (commonly available in this module type)
-
LED indicators for relay status
-
Screw terminals for secure wiring connections
-
High-current switching capability
-
Ready-to-use module for quick integration
3S Li-ion Battery Charging Circuit
-
Designed for 3-cell (3S) Li-ion battery packs
-
Provides stable and balanced charging for all cells
-
Built-in overcharge, overcurrent, and short-circuit protection
-
Compact PCB design for easy integration into projects
-
Supports standard charging voltages for Li-ion cells
-
LED indicators for charging status (model dependent)
-
Ideal for DIY, robotics, and portable electronics
-
Compatible with common 18650 Li-ion cells
4 Channel 5v Relay
-
4 independent relay channels for multiple device control
-
Operates on 5V control voltage, compatible with Arduino, Raspberry Pi, and other microcontrollers
-
Optocoupler isolation for safe operation
-
LED indicators for each relay channel status
-
Supports switching of AC and DC loads
-
Compact PCB design for easy integration
-
Screw terminals for secure wiring
-
Can be used in automation, robotics, and DIY electronics
8 Chanel 5v Relay Module
A4-F Thermal Fuse 130 Degrees 2A 250v
A4988 Stepper Motor Driver Module
-
Supports full-step, half-step, and microstepping modes
-
Adjustable current limiting via onboard potentiometer
-
Built-in thermal shutdown and overcurrent protection
-
Compatible with common stepper motors (e.g., NEMA 17)
-
Simple STEP and DIR interface for microcontrollers
-
Compact design ideal for embedded systems
-
Low heat generation with efficient operation
-
Drop-in compatible with many popular driver boards
Arduino Camera OV7670 (0.3MP)
Arduino CNC Sheild v3 Nano
Arduino Ethernet Shield W5100
Arduino Motor Shield
Audio Amplifier Board Module TDA2030A 6-12V Single
Bread Board Gl-12
Breadboard Power Supply Module
- Brand new & high quality
- Breadboard power supply module, compatible with 5 V, 3.3 V
- Apply to MB102 breadboard
- Input voltage: 6.5-12 V (DC) or USB power supply
- Output voltage: 3.3V/5V can switch over
- Maximum output current: <700 ma
- Fluctuation two road independent control, can switch over to 0 V, 3.3 V, 5 V
Buzzer 5V Passive
-
Operates at standard 5V DC for compatibility with most electronics and microcontrollers.
-
Passive design allows custom frequency generation and tone control.
-
Compact and lightweight for easy PCB or breadboard integration.
-
Low power consumption suitable for battery-operated devices.
-
Durable construction for long-lasting and consistent performance.
Capacitive Touch PAD 4×4 TTP229 16-Channel
-
16 touch-sensitive keys arranged in a compact 4×4 matrix
-
Based on TTP229 capacitive touch controller IC
-
No mechanical parts — long lifespan and silent operation
-
High sensitivity with stable touch detection
-
Supports both 8-key and 16-key output modes
-
Low power consumption suitable for battery-powered devices
Current To Voltage Module 4-20mA To 0-5V
DC Auto Boost Buck Converter LM2596 LM2577 4-35V to 1.25-25V 4A Step up / Step down voltage Module
DC-DC Step Down Buck Converter Module 5A XL4015
-
High-efficiency DC-DC step-down (buck) conversion
-
Based on XL4015 switching regulator technology
-
Adjustable output voltage via onboard potentiometer
-
Supports high current loads up to 5A (with proper cooling)
-
Built-in large heatsink for improved thermal performance
-
Stable output suitable for sensitive electronics
-
Easy screw terminal connections for quick installation