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	PCF8591 Module Analog to Digital / Digital-Analog Converter Module with F-F Jumper Wire
 In Stock
- Module PCB size: 3.6cm * 2.3cm
- PCF8591 operating voltage range of 2.5V to 6V
- 4 analog inputs programmable as single-ended or differential inputs
- VCC power supply interface external 3.3v-5v
- 8-bit successive approximation A / D converter through an analog output DAC gain
TPA3116D2 XH-M543 120W Dual Channel High Power Digital Power Amplifier Board
 In Stock
- Original TPA3116D2 core technology
- Easy Plug and Play Operation
- Dynamic operating Voltage Range: 12 to 24V
- High fidelity 120W out at both Channel
DC12-24V TPA3116D2 2.1 Channel Digital Subwoofer Power Amplifier Board
 In Stock
- Adopts two high-quality TPA3116D2 digital amplifier chips.
- Sound quality is very good, high efficiency and amplifying power.
- 50W x 2+100W 2.1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
- Powered by DC 12-24V, wide input voltage.
- User can adjust the volume by themselves easily.
- Applicable speaker impedance: 4-8 ohm.
XH-A232 TPA3110 30W+30W 2.0 Channel Digital Stereo Audio Power Amplifier Board
 In Stock
- Original TPA3110 core technology
- Easy Plug and Play Operation
- Dynamic operating Voltage Range: 12 to 24V
- High fidelity Dual 30W output.
4A DC-DC Step-down Adjustable Constant Voltage Module
 In Stock
- 1. High-power LED driver.
- Input voltage Min- 7V
- Input voltage Max-40V
- Lithium battery(or lead accumulator) charge.
- Vehicle-mounted power supply.
- Low voltage system power supply.
- 6V, 12V, 14V, 24V battery charge.
- On-board laptop power supply.
- Regulated power supply.
- Low voltage power supply system
ESP32 Node MCU Development Board with Wifi and Bluetooth (CP2102 Driver, 30 PIN)
 In Stock
- Equips you with robust Wi-Fi and Bluetooth capabilities.
- Can easily integrate into other products with 30-pin design.
- Choose between AP, STA, or AP+STA modes.
- The support for Lua programming simplifies development.
- This board includes a CP2102 USB-UART bridge.
- Powered by the ESP32S chip.
- Offers scalable and adaptive features with adjustable clock frequencies.
- Ideal for various applications.
1200w DC DC Boost Step Up Converter 8-60V to 12-83V 20A
 In Stock
- Input voltage :10-60V
- Output voltage: 12-83V (adjustable)
- Output Current: 12A
- Input Current: 20A
- The non-isolated step-up power conversion module
- Onboard LED illuminates when the voltage is applied to the module
- Equips Multi-turn Potentiometer.
LM317 DC Linear Regulator, DC-DC 4.5~40V Turn 1.2~37V, Step Down Power Module, Adjustable
 In Stock
- Output Current: 1.5A (minimum), 2.2A (typ)
- Input and output voltage difference (VI-VO): 40Vdc (max)
- Adjustable output voltage range: 1.2 ~ 37V
- Operating temperature: -55 to +150
- Output Current: 1.5A
- Input voltage: 4.2 ~ 40 V
Raspberry Pi USB Plug and Play Desktop Microphone
 In Stock
- USB Microphone offers excellent sound quality with any plug-and-play enabled PC or Mac device
- Designed to filter out background noises for crisp, clear audio
- Neck is adjustable to fit wherever it's needed | USB Cable Length: 4 ft
- Plug : USB 2.0;Sensitivity : -67 dBV/pBar,-47 dBV/Pascal +/-4dB
- Flexible neck to adjust your convenient direction and Height for talking.
220V AC 2000W SCR Voltage Regulator Motor Speed Controller
 In Stock
 SKU: AE1020
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- This is 2000W 220V AC Motor Speed Controller Voltage Regulator
- This voltage regulator uses novel bi-directional high-power SCR.
- The input voltage of this voltage regulator can be between 110V ~ 220V AC
- The output voltage:50V-220V(Output voltage < = Input supply voltage)
- The maximum output power is 2000W and the maximum output current is 25A
- The size of this SCR is 1.85x1.38x1 inches
- The output voltage is adjusted anywhere between 50V-220V for use with electrical appliances.
- This has High efficiency, high torque, low heat generating
- The level conversion circuit board that can interface level is 5V or 3.3V support micro SD card, micro SDHC card (high-speed card)
- Power supply is 4.5V ~ 5.5V, 3.3V voltage regulator circuit board Communication interface is a standard SPI interface 4 M2 screw positioning holes for easy installation.
- Control Interface: A total of six pins (GND, VCC, MISO, MOSI, SCK, CS), GND to ground, VCC is the power supply, MISO, MOSI, SCK is the SPI bus, CS is the chip select signal pin Level
- Conversion Circuit: Micro SD card into the direction of signals into 3.3V, microSD card toward the direction of the control interface
- MISO signal is also converted to 3.3V, general AVR microcontroller system can read the signal Control Interface: A total of six pins (GND, VCC, MISO, MOSI, SCK, CS), GND to ground, VCC is the power supply, MISO, MOSI, SCK is SPI bus, CS is the chip select signal pin
5V 16 Channel Relay Module
 In Stock
- Versatile Control: This 16 Channel 5V Relay Module lets you control up to 16 devices simultaneously.
- Optocoupler Protection: Equipped with optocoupler protection, it ensures reliable and interference-free operation.
- Universal Compatibility: Compatible with Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, TTL logic, and more.
- Industrial Quality: Integrated with industrial-grade optocouplers for robust performance and anti-jamming ability.
- Easy to Use: Standard interface and indication LEDs for relay output status make it user-friendly.
- Multiple Applications: Ideal for microcontroller development, home appliance control, and PLC extended output.
- Reliable Performance: Made with quality components, this module provides efficient and dependable performance.
- Control both ac and dc appliances such as solenoids, motors, lights, fans, etc
- Electromagnetic relays are employed for the protection of various ac and dc equipment.
- The over/under current and voltage protection of various ac and dc equipment.
- The board is a 2 channel relay which works on 12V.
- The input signal can come directly from a microcontroller.
- Each relay can switch the variety of AC or DC high voltage.
- Current loads working at 110V or 220V AC mains like lights, fans, motors and such
Raspberry Pi Zero W (Wireless) With In-Built Wifi and Bluetooth
 In Stock
- Operating Power: 5 V/2.5 A DC via micro USB
- 802.11 b/g/n wireless LAN
- Bluetooth 4.1
- Bluetooth Low Energy (BLE)
Raspberry Pi Compute Module 4 I/O Board
 In Stock
- External power connector (+12V, +5V)
- 2 x full-size HDMI 2.0 connectors
- Gigabit Ethernet RJ45 with PoE support
- Micro USB socket for updating Compute Module 4
- PCIe Gen 2 x1 socket

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