Secrets: Arduino zigbee tutorial | Coupon code

  • Smraza 5pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino R3 MEGA Mega2560 Duemilanove Nano Robot XBee ZigBee
    Test mode :Using IO trigger for high level signal.( Not less that 10us),The Module sends eight 40 kHz automatically and detect whether there is a pulse signal back. The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15° Power supply: 5V DC; Quiescent current: less than 2mA. Test distance = ((Duration of high level)*(Sonic :340m/s))/2 Package included: 5pcs HC-SR04+ 2pcs Mounting Bracket(support HC-SR04 only)
  • WayinTop 2Set Wireless Transceiver Receiver with Tutorial, NRF24L01+PA+LNA RF Module with SMA Antenna 2.4 GHz 1100m + NRF24L01 Regulator + Nano V3.0 ATmega328P Board for Wireless Communication System
    【NRF24L01+ Module】High-performance wireless data transmission chip NRF24L01 +, an increase of high-power PA and LNA chips, RF switches, band-pass filters and other professional full bidirectional RF, making the effective communication distance has been greatly expanded. 【"NRF24L01" Voltage Regulator】Small power on SMD LED indicator; On-board 3.3V voltage regulator accepts your for Arduino +5V supply and provides 3.3V for the attached "nRF24L01+" module. 【Widly Applications】It can be wildly used to wireless communication between modules, such as wireless remote control, somatosensory devices, RFID, NFC, smart grid, smart home, wireless audio etc.
  • SainSmart UNO R3 MEGA328P-AU SMD Starter Kit with 16 Basic Arduino Tutorial Projects for Beginner
    The kit has more than 16 projects for the beginners. This is the new SainSmart UNO R3 Starter Kit, developed specially for those beginners who are interested in Arduino. A complete set of Arduino"s most common and useful electronic components. What"s more. The latest SainSmart UNO R3 development board is included.
  • ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA2560 Nano
    Updated from the old version (others): Received great ideas from our customers and adopted in this upgraded kit. Removed useless modules like light cup and mercury module, heartbeat sensor, two of the hall sensors, one of the dual-color sensor. Add useful modules like GY-521 accelerometer module, LCD1602 screen, DS1307 real time clock module etc. Upgraded tutorial only for R3, MEGA2560 R3, NANO in CD, listing paper, resistors pack only from Elegoo Team. There are tutorials in the CD that comes with. If you prefer download the tutorials online from the official website 100% compatible with Arduino official IDE, Raspberry Pi and STM32. Note: To use Elegoo starter kits requires basic electronic knowledge. If the user has no experience, it would be better to have someone lead and teach them while studying.
    34.99 $
  • Aqara Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works With IFTTT
    NOTES: Aqara Hub is required and sold separately. Requires a secured 2. 4 gigahertz Wi-Fi network connection. One Aqara Hub can connect up to 32 Aqara devices. UNAUTHORIZED ENTRY DETECTION: Whenever the door/window opens unexpectedly, the Aqara Door and Window Sensor will send an alert notification to your phone and activate the local alarm on the Aqara Hub. HOME AUTOMATION: The Aqara Door and Window Sensor can control other Aqara connected devices as the status of the door or window changes. 22MM WIDE GAP ALLOWED: The Aqara Door and Window Sensor works with most types of doors, windows, and other fixtures with similar mechanism, such as drawers, cabinets, and more. VOICE CONTROL: Compatible with Apple Home Kit, Alexa for a hands-free experience.
    17.99 $
  • HiLetgo RFID Kit - Mifare RC522 RF IC Card Sensor Module + S50 Blank Card + Key Ring for Arduino Raspberry Pi
    The MF522-AN module design the circuit of card read by using the original Philips MFRC522 chip. Easy to use, low cost, and applicable to equipment development and card reader development etc. Applicable for the user who need to design or manufacture the RF card terminal. The module can be directly loaded into the various reader molds. The module use a voltage of 3.3V, it can connected communication with user's any CPU mainboard through several lines of SPI interface, it can ensure stable and reliable work, and reader distance.
    5.49 $
  • Comidox CC2531 Sniffer USB Dongle Protocol Analyzer+Bluetooth 4.0 CC2540 Zigbee CC2531 Sniffer USB Dongle BTool Programmer Connector Board Downloader Cable 1Set
    Protocol Analyzer Operating Frequency:2.405-2.485GHz Protocol Analyzer Wireless Transmission Speed Rate:250Kbaud Protocol Analyzer Power Consumption:<20mA (receiving);<25mA (transmission) CC2531 Sniffer Protocol Analyzer Size:41*16*1.6mm(Length*Width*Thickness) Zigbee Downloader Size:29.6*27.5*10.95mm(Length*Width*Height),1mm=0.0393inch
    13.59 $
  • Adafruit MicroSD Card Breakout Board+ [ADA254]
    8.73 $ 9.75 $ -10%
  • Gikfun Infrared Diode Led IR Emission and Receiver for Arduino (Pack of 10 Pairs) EK8460
    10PCS VS1838B Infrared receiver and 10PCS 5mm 940nm IR infrared Emission Tube LED Lamp The ir receiver is a small design with a built-in dedicated IC that is highly resistant to interference and can withstand environmental interference. The infrared diode's pin is not easy to be oxidized, it is easy to be tinned, and the solderability is good; Long service life, no red storm, high reliability Suitable for infrared products such as electronic toy remote control, infrared camera, infrared temperature measurement, etc.
  • Adafruit 9-DOF Absolute Orientation IMU Fusion Breakout - BNO055
    Meaningful sensor data in minutes with Bosch's smart BNO055 smart 9-ODF sensor Data output over I2C Absolute orientation, angular velocity, acceleration, magnetic field strength, linear acceleration, gravity, temperature Easy to use Adafruit tutorials Easy soldering of header pins required