They come in 2 Models: WIFI OR NO WIFI No Wifi LED Strip Lights, Waterproof RGB LED Light Strip 5050 LED Tape Lights, Color Changing LED Strip Lights Full Kit with Remote for Home Kitchen Bedroom Bar Decoration OR WiFi 5m 10m 15M 5050 RGB LED Strip Lights Controller Alexa Google Waterproof/ No Waterproof RGB LED Light Strip 5050 LED Tape Lights, Color Changing LED Strip Lights Full Kit with Remote for Home Kitchen Bedroom Bar Decoration Activate the LED Controller with Voice: can be controlled by Alexa and Google Assistant - turn your led light on/off, change brightness and colors simply by voice command 6. Smart Control System: IR remote control or smart phone app control. You can control your lights from anywhere and anytime with your tablet or smartphone using the App. You can control the led strip lights with color changing function, timer function, group control function, DIY function. Fun and easy to play Color Changing: This RGB Led strip lights kit can change colors and speed automatically and periodically. It has not only RGB(Red, Green, Blue), 16 multicolored options, but also has DIY selection to create your great led mood lighting. Premium LED Strips: Led strip lighting has 150 premium 5050 SMD Leds in 16.4ft with dimmer and brightness controls. The light strip is non-waterproof, which is designed to be used indoor. [Please do not roll up when using] Superior Safe Material: Using double layer copper on PCB board to keep the mixed colors more even. Led IR remote controller has over charging, short circuit protection and memory function. Power Supply is under safe value for adults and kids. Easy Installation and Use: Led tape lights is cuttable between every 3 leds. You can cut off extra strips to adjust to a proper length. (NOTE: Connectors NOT included, you need to buy 4-PIN CONNECTORS for reconnection) 3M self-adhesive tape can be fit on any dry and flat surface. Flexible to install anywhere you want. No WIFI Package Content: 1 x LED Strips, 1 x 44 key remote controller, 1 x IR control box; 1 x power supply; 1 x user manual WIFI Package Content: 1x LED Strips, 1 x 24 Key remote controller, 1 x Wifi connector, 1 x power supply