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1 channel 5V 10A Relay Control Board Module with Optocoupler
Out of stock
SKU:008505- Channel: 1 channel
- Relay Voltage: 5V
- High impedance controller pin
- Pull-down circuit for the avoidance of malfunction
- One normally closed contact and one normally open contact
- Triode drive, increasing relay coil
4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM
Out of stock
SKU:008500- No. of Channel: 4
- Trigger Voltage: 5VDC
- Triode drive, increasing relay coil
- High impedance controller pin
- Pull-down circuit for the avoidance of malfunction
- Power supply indicator and Control indicator lamp
- Power supply and relay instructions, lit, the disconnect is off;
- The input signal, signal, common Terminal and start conducting;
6-30V 1-Channel Power Relay Module with Adjustable Timing
Out of stock
SKU:008496- Operating voltage: 6-30V
- Time interval:0.1 s (minimum) ~ 999 min (maximum) continuously adjustable.
- Trigger Signal Source: High-Level Trigger (3.0 V-24 V)
- Output Capacity: can control no more than DC 30V 5A AC or 220 V devices 5A
- Optocoupler Isolation.
5-36v Switch Drive High-power MOSFET Trigger Module
Out of stock
SKU:008492 This 5-36v Switch Drive High-power MOSFET Trigger Module can control the output of power equipment, motors, light bulbs, LED lights, DC motors, micro-pumps, solenoid valves, PWM, motor speed control, lamp brightness. etc.
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D4184 Mosfet control Module Replacement Relay
Out of stock
SKU:008486- Model: D4184
- MOS tube: 40V 50A
- Dimensions: 23mm X 16mm
- Mounting Holes Diameter: 2mm
- Compatible with MCU and control board, 3V or 5V signal.
- High-level start, low-level stop, PWM speed regulation.
5V Dual Channel Relay Module with Optocoupler
Out of stock
SKU:008481- Low Level Trigger Relay Module
- Two separate LEDs for On/Off indication of the Relay.
- Triggering input voltage 3.3V – 5V
- Two separate LEDs for On/Off indication of the Relay
- Triggering input voltage 3.3V – 5V 4)
- Back EMF protection
- Back EMF protection 2 LEDs to indicate when relays are ON.
- Works with logic level signals from 3.3V or 5V devices
- Opto isolation circuitry
- Module with diode current protection, short response time
- AC Control Voltage: 250V @max.10A
- DC Control Voltage: 30V @max. 10A
2.8 inch SPI Touch Screen Module TFT Interface 240*320
In Stock
SKU:007249- Touch: Resistive
- Display Size: 2.8″
- Size: 8.5 x 4.8cm
- Input Voltage (V): 3.3 to 5
- Driver IC: ILI9341
- Color Depth: 262K/65K
- Resolution (dots): 240 x 320
ESP WROOM 32 MCU Development Module – 30 Pin CH9102
Out of stock
SKU:007197- Chipset : AT24C256.
- Operating Temperature: -55°C to 125°C.
- Storage Temperature: -65°C to 150°C.
- The voltage on Any Pin with respect to the ground: -1.0V to 6.25V.
- Maximum Operating Voltage: 6.25V DC.
DC 5V Ultrasonic Humidifier USB Spray Module DIY Incubation Experiment 108KHz
Out of stock
SKU:007151- DC 24V 36mm Super Ultrasonic Mist Maker Humidifier Atomizer
- Comes with a built-in driver circuit for easy and direct operation
- Automatically starts misting upon power-on (triggered by power supply)
- Operates at 108KHz high-frequency for efficient ultrasonic atomization
- Micron-level spray aperture produces fine 5μm water mist particles
- Glazed surface on the atomizing sheet enhances durability and mist quality
1.8 Inch TFT LCD Module 128 x 160 with 4 IO
Out of stock
SKU:007121- Display Size: 1.8″
- Driver IC: ST7735
- Input Voltage (V): 3.3 to 5
- Pixel Resolution: 128 x 160
- PCB Size (mm): 57×34 (LxW)
- Interface Type: SPI
MP3 Bluetooth 4.1 Decoder Board
Out of stock
SKU:007102- Operating Voltage: 3.7 – 5VDC
- SNR: 90dB
- Support Profile: A2DP / AVCTP / AVDTP / AVRCP / HFP
Original JHD 20×4 character LCD Display with Blue Backlight
Out of stock
SKU:007092- This is Original JHD 20×4 character LCD Display with Blue Backlight
- It is an original JHD LCD display with blue backlight and high quality.
- The screen can be used for color, LCD, led light bar, and so on, it is easy to install and disassemble without special tools.
- This module does not require a driver. The LCD screen will display both the character and data.
- Black text on the Blue background
- Single LED backlight included can be dimmed easily with a resistor or PWM.
- Can be fully controlled with only 6 digital lines! (Any analog/digital pins can be used)
MT8870 DTMF Voice Decoding Module
Out of stock
SKU:007081- Versatile Compatibility: Works with various DTMF signals, ideal for modems, mobile radios, and more.
- User-Friendly Design: Onboard LEDs for clear signal state and adjustable timing for accurate decoding.
- Wide Applications: Integrates easily with Arduino boards (UNO, MEGA2560, DUE) for diverse projects.
- Central Office Quality: Delivers excellent performance with an internal amplifier for optimal signal reception.
- Convenient Input: Accepts both 3.5mm jack and voice input for seamless operation.
- Multi-Channel Output: 12 dedicated outputs for phone keys (0-9, *, #) and 4 additional outputs for software control.
Blackboard VHM-314 Bluetooth 5.0 MP3 Decoder Board (Type C)
Out of stock
SKU:007066Wuzhi Audio ZK-MT21 Bluetooth 5.0 Subwoofer Amplifier Board 50WX2+100W 2.1 Channel Power Audio Stereo Amplifier Tone Board Bass AMP AUX
Out of stock
SKU:007061 Product Name: 2.1 channel audio amplifier module
Product Model: ZK-MT21
Bluetooth Version: 5.0 (no shielding, 15 meters)
Input Sensitivity: 500mV
Audio Input: AUX + Bluetooth
Channel: 2.1
Chip Solution: Domestic power amplifier chip
Power Range: DC 12-20 V / 5A above (Do not connect to 24V battery pack)
Adapter Speaker: 20-100 W, 4-8 Ω
Output Power: Left and right channels <50W, Subwoofer <100W
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TPA3118 PBTL Mono Digital Amplifier
Out of stock
SKU:007050- Working Voltage: DC 8-24V
- Power Output: 60W
- Applicable Speaker Impedance: 4-8 Ω
- Sound quality is very good by using this module.
- Mono digital audio power amplifier chip.
- High output and low power consumption.

We specialize in providing DIY electronics kits and components, empowering makers and hobbyists to build innovative projects. We also develop final year projects for engineering students, delivering hands-on solutions for academic excellence.
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