DC5-60V Power Supply Dual WiFi bluetooth Relay Module ESP32-WROOM Secondary Development Board

Feature 1 Onboard mature and stable ESP32 WROOM 32E module large capacity 4M Byte Flash 2 The I O ports and UART program download ports of the ESP32 module are all led out which is convenient for secondary development 3 power supply voltage DC7 60V 4 Onboard ESP32 module IO0 programmable button and reset button 5 ESP32 supports the use of ArduinoIDE development tools 6 Onboard 2 way 5V relay output switch signal suitable for controlling and controlling the load whose working voltage is within AC 250V DC30V 7 1 programmable LED and relay indicator onboard Package includes 1 x Relay module