Easy Operation by Controller and Govee APP: Easily dim and switch the light with smart phone App control, even you stand several metres away from our light; Simple control saves your time. Dimmable Colours and Brightness: There are more than 16 million of colours selection on the APP, and you can adjust the brightness from 1% to 100%, building your own home theatre. Convenient Sectional Design: This upgraded version TV backlights consists of 4 parts of 50cm led strip lights. Fexible to adjust the tv strip lights according to the size of your device. No need to cut or bend the TV light strips any more. Reduce Eyes Strain: Bias lighting increases perceived image clarity, boosts the contrast and preserves correct colour perception of the video image. Comfortable bias lighting will reduce eye fatigue between the bright TV and dark room. We offer 12 months worry-free product guarantee . Safe to Use: Working voltage of 5V and equipped with short circuit protection and memory function. Non-waterproof, extremely low-heat, touchable and safety for children. The lights tape and extra 5 buckles on the back come with a strong adhesive, easy installation.