Fangrui Product Details Compatible With All Spi Led Strip Lights. High Performance, Low Power Consumption Bluetooth Microprocessor. With Newest App Design, Rich Functions, Fashionable Ui Deisgn. To Add Controller In Group, As Long As Controller To Controller Distance Is Less Than 30m, Signal Be Sync. Each Controller Can Be Distributed To Different Groups, Max Can Be In 10 Groups Easy To Add Contorller In App, And Easy To Set Groups, Every People Can Handle It. Working Voltage:dc5v-24v Working Current:15ma-60ma Working Temperature:-10c-60c Data Type:spi Maximum Number Of Control Points:900 Size:118mm X 45mm X 15mm Ic Type:conventional Return-to-zero Three-channel Led Driver Ic Wireless Distance (open Space):the Straight-line Distance Between Two Devices In A Mesh Network Group Is No More Than 30 Meters, And The Frame Synchronization Signal Covers 260 Meters Network Characteristics:ble Mesh Network, A Single Group Supports 200 Devices, Devices Can Span 10 Groups Colour:as Shown Material:abs Tips: The Product May Be Updated C