AC/DC Power Supply ESP32 WiFi bluetooth BLE Four-way Relay Module ESP32-WROOM Development Board

Manual Click here to openFeature 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 AC110 220V DC5 30V 4 Onboard ESP32 module IO0 programmable button and reset button 5 ESP32 supports the use of ArduinoIDE development tools 6 On board 4 way 5V relay output switch signal suitable for controlling loads with working voltage within AC250V DC30V 7 Onboard 1 programmable LED and relay indicator Package includes 1 x Module