TTGO T-Relay 8ch ESP32 Wireless Module

Description LILYGO® T-Relay is equipped with 8 Channel Relay (With Optocoupler Support) and ESP32 (Supports WIFI Bluetooth), and each relay is equipped with an individual indicator and a red custom indicator. Specifications MCU : ESP32-Wrover-E FLASH : 4MB PS RAM : 8MB Bus Interfaces : UART , SPI , 12C , CAN , 12S , SDIO Wireless Wi-fi : 802.11 b / g / n Bluetooth : BLE V4 . 2 Onboard Functions : 8 Relays Reset Button Optocoupler Isolation : 16 Expansion GPIO HRS4H-S-DC5V Relay : 8 Blue LEDS Relay Work Indicator Maximum switching voltage : AC: 250V , DC : 28V Power supply input range : DC12-24V