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![]() B09XHJFBSH Price: $13.99 Score: 1000.000 Category: Electronics Rating: 4.1 Votes: 11 Find similar productsAOICRIE 3PCS ESP8266 ESP-01S Wireless WiFi Transceiver Relay Module Compatible for Arduino Smart Home Remote Control Unlock Set. With the ESP8266-01S relay set you have everything in one module to control a relay via WLan. The powerful ESP-01S with 1 MB memory and 80 MHz CPU clock enables independent execution, even in more complex applications, and can be easily integrated into the PCB antenna with a range of up to 300 m either directly in AP mode or integrated into your own Smart Home. Specifications: ✔️ Mains current control via WLAN 802.11 b/g/n provides strong and stable connection ✔️ The module is convenient to use and can be switched with only one GPIO pin ✔️ Supply voltage: 5V ✔️ Various open source firmware available Package: 3 x ESP8266 ESP-01S Module 3 relay adapter ESP8266. | ![]() B07DWNLSMG Price: $7.99 Score: 9.346 Category: Electronics Rating: 4.2 Votes: 91 Find similar productsKEYESTUDIO 3.3V 2Pcs ESP8266 ESP-01 ESP01 WiFi Wireless Serial Transceiver Receiver Module Starter Kit for Arduino R3 Raspberry Pi Project. KEYESTUDIO- specialized in creating high quality, innovative, user-friendly open source hardware, such as micro-controllers, shields, sensors, display, learning kits, robotics and more for Arduin, Raspberry PI, STM32, 51, MICRO BIT etc. It is an ultra-low-power UART-WiFi pass-through module with industry-leading package size and ultra-low power technology. It is specially designed for mobile devices and IoT applications. It can connect users' physical devices to Wi-Fi wireless network for Internet or LAN communication, achieving the networking function. Features of Esp8266 WiFi Module : 1)Support wireless 802.11 b/g/n standard 2)Support three working modes: STA/AP/STA+AP 3)Built-in TCP/IP protocol stack to support multiple TCP Client connections 4)Support various Socket AT commands 5)Support UART/GPIO data communication interface 6)Support Smart Link intelligent networking function 7)Support remote firmware upgrade (OTA) 8)Built-in 32-bit MCU, able to double as an application processor 9)Ultra low consumption, suitable for battery powered applications. 10) 3.3V single power supply. |
![]() B07H4H4MPK Availability: Currently unavailable Score: 7.813 Category: Electronics Rating: 3.1 Votes: 8 Find similar productsWINGONEER 5V 2-Channel WiFi Relay Module. WINGONEER trademark Reg.NO:4747611WINGONEER 5V 2-Channel WIFI Relay ModuleOverview:5V ESP8266 2-channel WIFI relay module equip with to ESP-01 WIFI module and 8 bit high performance MCU, Only need simple configurations and then you can control the relay with cellphone APP under LAN area.Interface and sources:Size:59*40mmIN+、 IN-:5V power inputTX、 RX: UART communicationSWIM、 NRST:MCU program interfaceS1:Mode selection key, default is mode 1S2:Restore keyLED D2 and D4(red):Relay indicatorLED D7(red): Mode 1 indicatorLED D5(blue): Mode 2 indicatorLED D6(green):Working state indicator,the description of D6 as below:(1)It’s means internal self-configuration or lost connection with the router when D6 off(2)It’s means the ESP-01 are waiting for the APP configurate the password for it whenD6 fast blink every 0.5S(3)It’s means the whole configuration is done and waiting for establishing TCPconnection with APP when D6 slow blink every 2S(4) It’s means the TCP connection between ESP-01 and APP is OK when D6 on all the time.Package Included:1x 5V 2-Channel WIFI Relay Module. | ![]() B07B9S9ZR9 Availability: Currently unavailable Score: 7.353 Category: Electronics Rating: 1 Votes: 3 Find similar productsWINGONEER Esp8266 Esp-01S Relay Module Remote Switch Phone App Diy Project Design Kit. This WIFI relay based on AIThinker ESP01S WIFI module. It is designed for smart home, Internet of thing and other DIY project.With this smart relay, you will easy to DIY your smart switch to control any device by your phone anywhere. Product parameters: Product size: 37 * 25mmOperating voltage: DC5VCommunication: WIFI (ESP8266 module)Transmission distance: the maximum transmission distance of 400m (open environment, mobile phone equipped with WIFI module)Load: 10A/250VAC 10A/30VDC, the relay pull 100,000 times Usage: 1. Power it by DC 5v;2. Open your phone WLAN then connect the WiFi ESP8266XXXX, Power word:123456783. Open the ESP8266 Controller.app ( Installed it in your android phone before)4. Set IP Address: 192.168.1.1 than you can control your device via the wifi relay module Package included: 1 x ESP8266 ESP01S Relay Module( Not Includ ESP01S WIFI Module). |
![]() B08RDDR5BB Price: $20.99 Score: 7.299 Category: Electronics Rating: 4.2 Votes: 10 Find similar productsD-FLIFE ESP32 D1 Mini NodeMCU ESP-WROOM-32 WLAN WiFi Bluetooth IoT Development Board 5V Compatible with Arduino (3pcs). Energy saving The ESP32 is a chip designed with TSMC technology for extremely low power consumption (ultra-low power management), allowing for the best power and performance with its high efficiency. As the quiescent current of the ESP32 chip is less than 5 μA it is particularly suitable for use with batteries or rechargeable batteries Compatible It has a similar pin layout to the conventional D1 Mini ESP8266-12F and is therefore pin-compatible with most accessories for it. Parameter Power supply voltage (USB) 5V DC Input/Output voltage 3.3V DC Operating current min. 500mA CPU Xtensa single-dual-core 32-bit-LX6 RAM 512kB I/O Pins 34 ADC channels 18 ADC Resolution 12-bit DAC channels 2 DAC Resolution 8-bit Communications interfaces SPI, I2C, CAN, UART Max current drawn per GPIO pin 40mA WiFi protocols 802.11 b/g/n (802/11n up to 150 Mbps) Package: 3 * ESP32 D1 mini. | ![]() B00R7E1QOG Availability: Currently unavailable Score: 6.803 Category: Electronics Rating: 3 Votes: 2 Find similar productsGikfun 8 Channel Relay Module for Arduino UNO 2560 1280 ARM PIC AVR STM32 Raspberry Pi EK1157. 8-Channel 5V Relay Shield Module Board Optocoupler module Arduino ARM PIC AVR. |
![]() B0BQM8TD6R Price: $6.29 Score: 6.757 Category: Electronics Rating: 4.1 Votes: 13 Find similar productsESP8266 ESP-12F/E NodeMCU Development Board, WiFi Module, CH340, for Arduino UNO R3. . | ![]() B06XHJ2PBJ Availability: Currently unavailable Score: 6.667 Category: Electronics Rating: 4.4 Votes: 517 Find similar productsWINGONEER 5PCS KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for Relay. Features: 1.Name: kits module 2.5V relay module 1 way relay module 3.New 5V relay module Can be used as a microcontroller development board module, can be used as a home appliance control TTL 5V-12V control signal Control the DC or AC signal, can control the 220V AC load. There is a normally open and normally closed contact Power indicator light Control lamp, pull off bright, bright Transistor drive to increase the relay coil, control the foot high impedance. The control pin has a pull down circuit to prevent the false action of the suspended relay Package include:5 x modules. |
![]() B09Y8PGMC7 Price: $19.99 Score: 6.623 Category: Electronics Rating: 4.8 Votes: 38 Find similar productsAITRIP 5 PCS ESP8266 NodeMCU V3 CP2102 ESP-12F 4M Bytes Internet of Things WiFi Development Board Serial Wireless Module for Arduino IDE Micropython. Built-in Micro-USB, with flash and reset switches, easy to program Full I/O port and Wireless 802.11 supported, direct download no need to reset The chip model: CP2102; There is the way to guide you to use the new version: The command you needed to use is: esptool.py --baud 115200 --port /dev/tty.SLAB_USBtoUART write_flash -fs 32m -ff 80m --flash_mode dio 0x00000 boot_v1.7.bin 0x1000 user1.bin 0x37c000 esp_init_data_default.bin 0x37e000 blank.bin The important part is “—flash mode dio” https://github.com/espressif/esptool/wiki/SPI-Flash-Modes; Instruction & Steps of How to use: 1. Download the Compatible with Compatible with Arduino IDE, the latest version. 2. Install the IDE 3. Set up your Compatible with Compatible with Arduino IDE as: Go to File->Preferences and copy the URL below to get the ESP board manager extensions: http://arduino.esp8266.com/stable/package_esp8266com_index.json Placing the http:// before the URL lets the Compatible with Compatible with Arduino IDE use it...otherwise it gives you a protocol error. 4. Go to Tools > Board > Board Manager> Type esp8266 and download the Community esp8266 and install. 5. Set up your chip as: Tools -> Board -> NodeMCU 1.0 (ESP-12E Module) Tools -> Flash Size -> 4M (3M SPIFFS) Tools -> CPU Frequency -> 80 Mhz Tools -> Upload Speed -> 921600 Tools-->Port--> (whatever it is) 6. Download and run the 32 bit flasher exe at Github(Search for nodemcu/nodemcu-flasher/tree/master/ at Github) github.com/nodemcu/nodemcu-flasher/tree/master/Win32/Release Or download and run the 64 bit flasher exe at: github.com/nodemcu/nodemcu-flasher/tree/master/Win64/Release 7. In Compatible with Compatible with Arduino IDE, look for the old fashioned Blink program. Load, compile and upload. 8. Go to FILE> EXAMPLES> ESP8266> BLINK, it will start blinking. Package Including 5PCS * ESP8266 NodeMCU LUA CP2102 WiFi Wireless Development Board. | ![]() B07CTCBH7N Availability: Currently unavailable Score: 6.579 Category: Electronics Rating: 4.1 Votes: 23 Find similar productsGikfun Bluetooth XBee Shield V03 Module Wireless Control for ZigBee Arduino (Pack of 2pcs) EK1185x2. . |









