2.4 GHz 3dBi foldable antenna with reverse bias - SMA RF connector. Perfect for prototyping with RF ICs and Xbee modules. 50 ohm impedance. 10.16cm in length.

infrared devices are widely used and often for remotely controlled devices . With this IR receiver, your Arduino project is now able to receive commands from any IR remote controller.

BTBee Pro is a Bluetooth serial port module that can be compatible with shields that have XBee socket.

The BLE shield has the function of adapting low-power Bluetooth as a serial port , which are specifically designed for Arduino boards and compatible boards, simple to use, simply connect and a ready is ready to be used.

DC-DC converter waterproof. With input between 16 and 36VDC for 9V and up to 5A of output current.

Waterproof DC-DC converter. With input between 16 and 36VDC for 12V and up to 10A of output current.

This is the ID-20LA , very simple to use the RFID Innovations ID reader module. With a built-in antenna , the only protrusion is the 2mm pin spacer . Just power the module, use a 125kHz card , and get a serial chain output that contains the card's unique identification.

This is an os card for our RFID readers . The SparkFun L eid RFID Breakout converts the 2mm pins to the breadboard in a friendly 0.1 "headers. With this ability the ID-3LA, ID-12LA, and ID-20LA you can weld the reader directly to the header or use the 2 mm connectors

This module uses Nordic Semiconductor's newest 2.4 GHz transceiver , the nRF24L01 + . This IC transceiver operates in the 2.4 GHz band and has several new features!

The RFID Smart Lock can provide good security protection for your personal items, in addition to protecting your privacy. It can also improve the safety of children at home, prevent them from being free to open drawers or cabinet doors.

Each Card pre-programmed with a unique identification number, printed on the card. The Identification Card is suitable for the 125KHZ Card Reader and the Reading Distance is 0cm to 10cm. Used in Identification, Financial Identification, Access Control Systems, Low Frequency Identification Cards and so on. Read-only, not HID card.

A Universal Relay Board Kit with 16 Relays and Connectors included! Transformer included. The 12V DC output can be used as a power supply for other kits. Each outlet can be equipped with a noise suppressor.

At ElectroFun we have a few different GPS modules, but none that met all of our wishes - that's why we acquired this small GPS card. This is the Ultimate GPS Module.

This is the FeatherWing Adalogger: it adds a real-time clock with battery and micro SD card storage to any Feather mainboard. Using the Headers, you can connect a FeatherWing to the top of your board and let the board fly!

It is an easy to use Sensor ID 125Khz Card Reader. Quick to read RFID tags. Plug and play, no extra driver needed. Used in many RFID application systems, such as personnel identification, logistics, access control, conference system, anti-counterfeiting system and industrial production process control.

The MF RC522 is a highly integrated read / write card chip used in 13.56MHz communication. It is a good option for the development of smart meters and portable devices. The MF RC522 uses advanced modulation concepts and vice versa and fully integrates all types of passive communication methods and protocols at 13.56MHz.

Temperature/Humidity Sensor - Remote Control - Zigbee

The Xiaomi Aqara Temperature/Humidity Sensor can monitor temperature, humidity and atmospheric pressure, and can then make changes to the environment by sending a notification to your phone via the App. With the ability to combine with other smart devices, such as control gateway remote, smart output, versatile controller, etc., this sensor is able to help you create a smart home. In addition, this intelligent sensor is easy to control the change in temperature and humidity, visualizing data according to historical records.

Wireless Switch - Remote Control - Zigbee

The Xiaomi Aqara Wireless Mini Switch is a wireless switch with just one button, which serves to control other smart devices through its Zigbee wireless connection. You can use it as a buzzer, remote control etc ... through the mobile phone application. Imagine touching a button and turning off all appliances in the house wherever you are from the App? Now with this Xiaomi button this action and many others are possible. It is compatible with different intelligent control sensors.

This module integrates a Zhongke Weibeidou AT6558 navigation chip and a MAX2659 amplification chip used to amplify the antenna signal. The AT6558 has high performance, supports many types of satellite navigation system, capable of receiving satellite signals on 56 GNSS signal channels from 6 satellite navigation systems, joint location, navigation, weather and more. The module is able to obtain accurate information of global location, fast and precise positioning for any place.

The module can be widely used in vehicle monitoring, car navigation, on-board navigation, notebook navigation, etc. You can connect it to Port C on the M5core via the Grove cable, which is a standard UART interface.

This is a wireless communication module, integrated with the M8321 NB-IoT module, which provides TD-LTE / FDD-LTE / WCDMA / TD-SCDMA / GSM / GPRS / EDGE frequency band and LCC + LGA package type. It integrated abundant Internet protocols, standard field interface and functions, supported WindowsXP, Windows7, Windows8, Windows10, Linux and Android USB driver.

In the layout of the LTE-4G module, more hardware resources were added, reserved lanes for speakers, 3 LEDs, USB interface, double antenna allowed.

The MFRC522 operates in the frequency range of 13.56 MHz and uses the principle of modulation and demodulation to interact with the RF proximity card. This unit can perform the function of the card reading and writing device, to identify and record various information on the card, to encode and authorize an RF card.

One Adapter Plug with Usb Male to Rs232 Female.

ITDB031 is a serial port BLE Module. It is based on TI's CC2541 BLE chip. With it, you can transfer data wirelessly and do remote control. It supports central and peripheral modes. And it supports remote control for the other side that is connected. You can also support custom commands when you combine it with other devices. BLE Bee is compatible with XBee. You can simply connect it to XBee.

Note: The serial interface is 3.3V, not the typical 5V, as with many Arduino boards.

Cable USB to Serial Adapter RS232, 1,5m Length.

Smart Relay, WiFi 2.4 GHz IEEE802.11 b / g / n, Up to a Maximum of 10A, Compatible with TUYA Smart, Compatible with Alexa and Google Assistant, Timer Function, Energy Saver and Environmental Protection, Remote Control from Smartphone Anytime, Anywhere, by Nivian Smart.

The MKR WAN 1300 is a card that combines the functionality of MKR Zero and LoRa connectivity. It is the ideal solution for those who want to develop IoT projects with minimal prior experience in networks with a low power device.

Smart Switch - Dual Switch - With Wireless - Wall System

This Xiaomi Aqara Wireless Remote Switch ZigBee Dual Switch is not just any switch, because it works with smart system through its WiFi connection to the zigbee system. This WiFi connection will let you sync with your phone to control it from the Apple Homekit app for complete control of your home lights, even when not indoors. Change your traditional switches with this Aqara switch to control your home lights very simply, via your mobile phone, with voice control or simply with your fingers. Customize the lighting in your home to your liking. Have the lights go out when you go to bed and turn them on when you get home. This switch is compatible with the rest of Aqara Smart Home accessories.

Smart Switch - Dual Switch - With Wireless - Wall System

This Xiaomi Aqara Wireless Remote Switch ZigBee Dual Switch is not just any switch, because it works with smart system through its WiFi connection to the zigbee system. This WiFi connection will let you sync with your phone to control it from the Apple Homekit app for complete control of your home lights, even when not indoors. Change your traditional switches with this Aqara switch to control your home lights very simply, via your mobile phone, with voice control or simply with your fingers. Customize the lighting in your home to your liking. Have the lights go out when you go to bed and turn them on when you get home. This switch is compatible with the rest of Aqara Smart Home accessories.