Description The Renogy Communication Hub allows you to connect multiple Renogy appliances with an RJ45 port and RS485 communication protocol to just one BT-2 Bluetooth module. Now you can use your phone to monitor multiple devices at the same time! The Renogy Communication Hub also supports both RS485 and CAN communication protocols – giving you a wider selection of compatible devices. The Renogy Communication Hub is compatible with all Renogy Products with RJ45 Port. If you have any questions regarding this product, please submit a case! Key Features Compatible with all Renogy Products with RJ45 Port. Monitor multiple devices at the same time with a single Bluetooth module. Connect to our user-friendly smartphone App, Renogy DC Home, to keep track of your system. Supports both RS485 and CAN communication protocol. Green LED lights indicate which communication protocol is currently on. Package Includes Renogy Bluetooth Hub 1 x Specifications Input Voltage: 9V - 60V Standby Power Consumption: 0.324W Operating Power Consumption: Communication Range: ≤82ft Serial Baud Rate: RS485-9600 bps CAN-500 kbps Communication Protocol: RS485 CAN Port Type: RJ45 Cable Length: 5.00 m (16.4 ft) Dimensions: 6.29 X 1.89 X 0.91in (160 x 48 X 23mm) Installation Dimensions: 151.4 φ3.5mm(5.96 φ 0.14in) Operation Temperature: -20°C to 85°C (-4°F to 185°F) Weight: 125g (4.41oz) Warranty Information Accessories 1-year material warranty Certification Please click the links below to download App Manual: Renogy BT App for solar charge controller