AC DC Powered Supply Bluetooth BLE Singl~ Relay Module ESP32~C3 ESP~C3~12F Development Board for

Feature:1: Wide range of applications2: Small size3: Simple to 4: Suitable for ESP32-C3 secry development and learning5: Support AC90-250V power supply or DC7-12V power supply mode.Descrtion:AC/DC powered ESP32-C3 single relay development board equped with ESP-C3-12F&BLE module, 1/O port all leads, support AC90-250V power supply or DC7-12V power supply modeIt is suitable for ESP32-C3 secry development and learning, smart home wirele control and other ocns.Specifications:1. Onboard mature and stable ESP-C3-12F module, large capacity 4M Byte F;2. The I/O port and UART program download port of the ESP32-C3 module are all led out, which is convenient for secry development3. Onboard AC and DC switching power supply module, power supply mode supports AC90-250V/DC7-12V;4, Onboard ESP32-C3 module EN power on and IO9 programmable on;5, ESP32-C3 supports the of IDE development tools and provides reference programs in the development envment6. On-board 1-way 5V relay, output switch signal, suitable for controlling the load whose working voltage is within AC250V/DC30V;7, Onboard power indicator, 1 programmable LED and relay indicator.