8 Channel Relay Module ESP32 WiFi Wireless Control BLE Development Board ESP32-WROOM-32E DC 5~30V

Feature 1 Stable ESP32 Module The onboard ESP32 WROOM 32E module with large capacity 4M Byte Flash supports the use of development tools and provide reference programs in the development environment 2 For Development The I O ports and UART program download ports of the ESP32 module are all exported making it convenient for secondary development 3 Better Design On board ESP32 module programmable buttons and reset buttons on board 1 programmable LED and relay indicator light 4 Applicable Scene On board 8 circuit 5V relay output switch signal suitable for controlling loads with working voltage within AC and DC 30V 5 Reliable in Use The ESP32 8 channel relay development board is equipped with the ESP32 WROOM 32E WiFi and BLE module and all I O ports are led out supporting DC 5 30V power supply Suitable for ESP32 secondary development learning smart home wireless control and other occasion Specification Item Type 8 Channel Relay ModuleMaterial PCBPower Supply DC 5 30VHow to Use Install and use as illustrated Package includes 1 x 8 Channel Relay Module2 x Double 9 Pin Header1 x Single Row 6 Pin Header1 x Jumper Cap