Check the listing for details. NEW ESP32 Development Board Single Relay Module DC7-60V Micro USB 5V. Condition: New. Listed at 7.60 USD. 1：Wide range of applications2：Applicable to ESP32 secondary development learning, smart home wireless control and other occasions3: On-board mature and stable ESP32--32E module, large capacity 4M Byte Flash;4: Power supply mode supports DC7-60V and micro USB 5V;5: Easy to use, with operating instructionsFunction1. On-board mature and stable ESP32-32E module, large capacity 4M Byte Flash;2. ESP32 module I/O port and UART program download port are all leaded out, convenient for secondary development;3. Power supply mode supports DC7-60V and micro USB 5V;4. On-board ESP32 module IO0 programmable keys;5. ESP32 supports the use of AD IDE development tools, providing reference programs under the AD development environment;6. 1 5V relay on board, output switch signal, suitable for controlling loads with an operating voltage of AC 250V/DC 30V or less;7. 1 programmable LED and relay indicator on board.8.Board size:57.5*53.7mm Weight:27gPackage List:1* ESP32 Development BoardOn Dec 29, 2024 at 18:57:56 PST, seller added the following information: