ReviewsUsb Module

ALMOCN 12pcs 18650 18650 Lithium Li-ion Battery Charger Module 2A USB TP4056 Adjustable Boost Module DC-DC 3.7V to 5V 9V 12V Step Up Boost Module DIY Kit Parts

Output voltage: 4.3-27V DC (Continuously adjustable).
Battery charger module combines the TP4056 battery charger with a boost circuit. Adds a battery and converts a low power DC device to a USB rechargeable device..
Charging current: Max 1A, Discharging current: Max. 2A.
Instructions for use: TP4056 Charger Module can be used for multimeter to convert to charge lithium batteries. VIN+ port input 5V solar panel, BAT+ port can output 4.2V to charger 3.7V 18650 battery..
2A USB 18650 Lithium Li-ion Battery Charger Module Adjustable Boost Module DC-DC 3.7V to 5V 9V 12V Step Up Boost Module TP4056 DIY Kit Parts.

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GPS Module Receiver,Navigation Satellite Positioning NEO-6M Arduino GPS Drone Microcontroller GPS Receiver Compatible with 51 Microcontroller STM32 Arduino UNO R3 with Antenna High Sensitivity

With a USB interface, you can directly use the phone data cable on the computer point of view positioning effect.
GT-U7 main module GPS module using the original UBLOX 7th generation chip, Software is compatible with NEO-6M. GT-U7 module, with high sensitivity,....
USB directly connected to the computer, That is, with the host computer-owned serial port function, no need for external serial module, send IPX....
If you have any issue when using our product,or you need product use documentation, please contact us directly for assistance.we will reply your....

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Icstation DIY Light Sensor Sound Module, Micro USB Recordable Sound Chip 8M Memory Speaker Talking Programmable Music Player Box for Birthday Greeting Card Valentine's Day Creative Gift

【DIY Greeting Card】With a 0.5W speaker and 3.7V cell batteries, the sound module is ideal for DIY talking greeting cards, music boxes, Christmas gifts, and other creative gifts..
【Light sensor control】When detecting the light, the module will automatically play the music， it will stop if it is not exposed to light in the middle..
【8M Memory】You can update the music with the attached USB data cable. It is recognized by computers as a USB drive, just like an MP3 player with an 8M limit. It's easy to add your favorite MP3 audio files to the internal storage..
【Rechargeable Music Module】The button batteries are rechargeable via the micro USB which can be charged by connecting a computer or a charger with a data cable. The volume is also adjustable..
【Self-adhesive】Self-adhesive on the back of the sound module makes it easy to paste on the gift/card/box. Turn off the switch during installation to avoid power consumption..

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4PCS ESP32 ESP-32S WiFi Development Board NodeMCU ESP-WROOM-32 Microcontroller 2.4GHz Dual-Core WiFi Bluetooth Processor Integrated Chip CP2102

Dual core ESP-32 development board, 2.4GHz dual mode development board.There are two touch buttons, one is reset, the other is enable module to enter the halberd program mode..
The module is ESP-WROOM-32 module, the peripheral uses the USB serial port chip CP2102 to expand the micro USB interface, which can be directly debugged by a USB connected computer, and the data transmission is fast and stable..
ESP32 development board support lua program, easy to develop, support LWIP protocol, Freertos, three modes : AP, STA and AP + STA..
The module supports for NodeMCU and other development environments, which expands the range of its resources available and greatly improves the ease of learning and development. Of course, it can also be widely used in Internet of things occasions, such as home automation, wireless industrial control, wireless positioning system signal.
ESP32 is a safe, reliable, and scalable to a variety of applications,the user can cut off the power of the CPU and use the low-power coprocessor to continuously monitor the status of the peripherals or whether some of the analog values exceed the threshold..

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3PCS ESP32 ESP-32S WiFi Development Board NodeMCU ESP-WROOM-32 Microcontroller 2.4GHz Dual-Core WiFi Bluetooth Processor Integrated Chip CP2102

Dual core ESP-32 development board, 2.4GHz dual mode development board.There are two touch buttons, one is reset, the other is enable module to enter the halberd program mode..
The module is ESP-WROOM-32 module, the peripheral uses the USB serial port chip CP2102 to expand the micro USB interface, which can be directly debugged by a USB connected computer, and the data transmission is fast and stable..
ESP32 development board support lua program, easy to develop, support LWIP protocol, Freertos, three modes : AP, STA and AP + STA..
The module supports for NodeMCU and other development environments, which expands the range of its resources available and greatly improves the ease of learning and development. Of course, it can also be widely used in Internet of things occasions, such as home automation, wireless industrial control, wireless positioning system signal.
ESP32 is a safe, reliable, and scalable to a variety of applications,the user can cut off the power of the CPU and use the low-power coprocessor to continuously monitor the status of the peripherals or whether some of the analog values exceed the threshold..

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NOYITO 2-Channel 5V Computer USB Control Switch Relay Module Drive-free relay module Plug and Play Suitable for PC Smart Controller

The module uses HID technology, without any driver, plug and play. Support WIN7,10, XP 32-bit, 64-bit system, easy to use simple..
Onboard square USB interface, stable connection.
use of high-performance USB control chip.
use dedicated relay driver chip ULN2803, relay work more stable.
Power outlet and terminal, two access power mode convenient and flexible. After connecting the power, even if the computer shut down or USB from the computer pull out, the relay can also maintain the set state..
【NOTE: The 1-Channel 2-Channel module does not require an external power supply. 4-Channel 8-Channel modules require an external module power supply. 】PCB size: 56.5mm * 40.6mm, fixed hole size: 3mm, fixed hole center moment: 52.2mm * 36.6mm..

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Maikrt Embedded QR Code Scanning Module USB and UART Serial Port Barcode Scanner Identification Module Bar Code Reader for Access Control, Locker Scan Code Payment etc

A small 1D/2D codes reader,Can be embedded in any device for scanning code to identify other items, by using the intelligent image recognition algorithm.Configurable via scanning 'configuration code',Module matching light source, Can work in the dark..
Embedded QR code scanning module is used for access control, channel gate, locker, scan code payment, etc. And other industry equipment to achieve smart project,The performance is stable and the decoding speed is very fast..
2D/QR code scanning module support linux,Android, windows and other systems, Can easily capture bar codes 1D, 2D on labels, paper, and mobile phone or computer displays,Sensitive and accurately..
USB and TTL dual interface, equipped with 9pin terminal line and USB cable, which is convenient for you to convert between UART TTL serial port and USB interface. No need to worry about the use of interface types..
After receiving our products, connect to the line, after power-on That can scan the code.
The module scans the code directly and sends the result to your host computer automatically. After receiving the data, the host computer can proceed to the next step..

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DORHEA 6PCS ESP32 ESP-32S WiFi Development Board NodeMCU ESP-WROOM-32 Microcontroller 2.4GHz Dual-Core WiFi Bluetooth Processor Integrated Chip CP2102

Dual core ESP-32 development board, 2.4GHz dual mode development board.There are two touch buttons, one is reset, the other is enable module to enter the halberd program mode..
The module is ESP-WROOM-32 module, the peripheral uses the USB serial port chip CP2102 to expand the micro USB interface, which can be directly debugged by a USB connected computer, and the data transmission is fast and stable..
ESP32 development board support lua program, easy to develop, support LWIP protocol, Freertos, three modes : AP, STA and AP + STA..
The module supports for NodeMCU and other development environments, which expands the range of its resources available and greatly improves the ease of learning and development. Of course, it can also be widely used in Internet of things occasions, such as home automation, wireless industrial control, wireless positioning system signal.
ESP32 is a safe, reliable, and scalable to a variety of applications,the user can cut off the power of the CPU and use the low-power coprocessor to continuously monitor the status of the peripherals or whether some of the analog values exceed the threshold..

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DollaTek 5V ESP8266 Four Channel WiFi Relay IOT Smart Home Cellphone APP Remote Control

On board high quality MCU and ESP-01WIFI module Two working mode : Mode 1:cellphone carry on wifi module directly Mode 2:cellphone and wifi module carry on router together Additional function :work as USB module when disconnect ESP-01 module.
Transmission distance: (1) the open environment, the mobile phone when carrying on the WIFI module maximum transmission distance of 100 m.
(2), when the WiFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
Use the Smartconfig technology to complete the configuration of the account and password of the esp-01 WIFI module on the mobile APP. The configured account and password will be memorized after power off.
The board contains 5V,10A/250V AC 10A/30V DC relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time..
With mode option and working statue LED indicator.With 4 isolator and strong anti interference ability.Reserved UART debug interface and MCU download port for program.

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Ableconn MPEX-M2WL Mini PCIe Adapter with M.2 Key E Slot - Support PCIe and USB Based M.2 E Key and A-E Key Module for Mini PCI Express - Work for WiFi & Bluetooth M2 Module

Convert a USB based or PCIe based M.2 wireless module to be used in an IPC mPCIe slot.
Support M.2 E Key and A-E Key WiFi + Bluetooth Wireless Module.
Support M.2 wireless module that is USB base, PCIe base, or Dual USB+PCIe mode.
No driver installation is required. 100% OS-transparent hardware bridge converter to support Windows, MAC and Linux..

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Gowoops GPS Module with 3m Active Antenna for Arduino STM32 51 Single Chip Microcomputer

1. With micro USB port, you can use general mobile phone cable to connect the GPS module to your computer. Do not need USB-TTL, convenien for use..
2. The GPS module has ceramic passive antenna, you can search the satelite in a open area, do not need the external antenna..
3. With SMA port, convenient for connect with the 3m Active Antenna, stronger satelite search ability..
4. With the reserved TTL port, covenient for connect to USB-TTL or external single chip microcomputer..

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