Mechanical Data

  • 50x50 millimeters board
  • 17 mm thick (24 mm if acrylic insulation is added)
  • Weights xx grams
  • Optional acrylic insulation made of two-layer 3 mm thick plexiglass
  • Can be used as a standard 3-way AC switch

Electrical Characteristics (additional schematics and wiring diagrams will be available on GitHub)

  • Onboard Hi-Link HLK-PM03 power supply (100-240 VAC to 3.3 VDC 3W)
  • 3.3 to 5 V step-up converter
  • SCHRACK RT314F05 latch relay (16A/250VAC)
  • 10 pin female header for shield upgrades and prototyping
  • 4 pin high quality WAGO terminals for connecting to mains supply and device you want to switch
  • ESP8266 (ESP-07 or ESP-07S with external antenna) with 2.4GHz radio (802.11b/g/n)
  • Onboard SMD LED
  • Pushbutton header (GPIO0)
  • Reset pushbutton

Some of the software capabilities (all source codes will be published on GitHub)

  • I2C
  • UART
  • Wi-Fi capabilities
  • NFC/RFID capabilities
  • LED light signaling
  • Latch relay switching
  • Atmospheric pressure and temperature sensing
  • Hand gesture sensing
  • Capacitive touch sensing
  • Integration with smart assistants
  • Supports Blynk
Source Codes