1.Description:
   DC powered ESP32 single-channel relay development board equipped with ESP32-WROOM-32EWiFi&BLE mode Blocks, I/O ports are all led out, and support DC5-60V power supply mode. It is suitable for ESP32 secondary development and learning, smart home wireless control and other occasions.

2.Feature:
  1>.Onboard mature and stable ESP32-WROOM-32E module, large-capacity 4M Byte Flash;
  2>.The I/O port and UART program download port of the ESP32 module are all led out, which is convenient for secondary development;
  3>.The power supply mode supports DC7-60V and micro USB 5V;
  4>.Onboard ESP32 module IO0 programmable buttons;
  5>.ESP32 supports the use of AD IDE development tools and provides reference programs in the AD development environment;
  6>.On-board 1-way 5V relay, output switch signal, suitable for controlling and controlling loads whose working voltage is within AC 250V/DC30V;
  7>.Onboard 1 programmable LED and relay indicator.

3.Parameter:
  1>.Work voltage: DC 5V/DC 7-60V
  2>.Work Temperature:-25℃~85℃
  3>.Work Humidity:5%~95%RH
  4>.Size:57.5x53.7mm

4.Burning port:
  1>.The GND, RX, TX, and 5V of ESP32 are respectively connected to the GND, TX, RX, 5V, of the external TTL serial port module, IO0 needs to be connected to GND when downloading, and then disconnect the connection between IO0 and GND after downloading.

5.Package:
  1pcs ESP32 Single Channel Relay Module