Featuring plug-n-play quick installation, this newly upgraded LED light bar kit can be used in multiple lighting scenarios, such as under counters, under cabinets, display cases, closets, steps, gun safes, etc. Multiple Ways to Control This light kit works with Alexa and can be easily controlled by voice commands such as "Alexa, dim strip light 50%." or "Alexa, turn on strip light." Smart phone App control is also available, which makes you dim and switch on/off the light bar wherever you could connect to WiFi regardless of distance. With the smart controller, you could turn light bars on/off only by one press on the button. 3 methods to control the light kit offer an intelligent lifestyle and make the light bars really easy to operate for people of all ages. Easy and Flexible Install This slim LED lighting kit is perfect for corner application and hiding behind doors or under counters. Each light bar has 3M tapes backing on both sides and 2 mounting ears to be fixed by screws (not included). Every light bar comes with a connector on each end so that the kit can be easily connected together. We also provide 3 extension wires for long distance application. You can also connect several kits together with the same power adaptor. Energy Efficient LED Each light bar comes with 18 pieces of high-quality LED chips and delivers 150 lumens of brightness with only 1.5W consumption, which means this 4-bar kit provides 600 lumens brightness while consumes 6W in total. Smoothly Dims The strip lights can smoothly dim from 100% to 0% with flickering or buzzing and turn on instantly. No more worries about issues with incompatibility, adjust the brightness to fit any occasion perfectly Trusted Quality The UL listed power adapter, long-lasting 27.4-year lifespan (based on 3hrs/day) and 3-year warranty assure safe operation and high quality Volt In.: AC 100-240V Volt Out.: DC 12V Lumen: 150lm/bar, 600lm/kit Power cord length: 4.92ft Working temperature: -4℉-104℉ Waterproof rating: IP20 Color: black CCT: 3000K/5000K Beam angle: 120° CRI: 80+