Family Name = M5Stack / Product Type = Relay Expansion / Product Type = Development Kits / Interfaces = USB-C / Interfaces = Grove Interface / Interfaces = I²C / Interfaces = UART / Interfaces = Wi-Fi / Interfaces = Bluetooth / Wireless Connectivity = Wi-Fi / Wireless Connectivity = Bluetooth / Supply Voltage Min. V = 9 / Supply Voltage Max. V = 24 / Length mm = 72 / Width mm = 40 / Height mm = 30 / Weight g = 134