These personalized BT LED glasses are perfect for creating a romantic or fun mood on multiple occasions. You can adjust the photos shown on the surface of the glasses using the app. It is great for Halloween parties, family parties, stage performance, graduation parties, etc. Characteristics: Customizable BT LED Glasses: You can customize photos (31 animations + 11 patterns and DIY support) displayed on the surface of the glasses. Combine glasses and APP via BT to customize the pattern you want. Eco-friendly material: Environmentally friendly, durable, safe and non-toxic ABS housing ensures smooth opening and closing. The bright LED bead is characterized by low energy consumption and long service life. DIY painting: 3 kinds of brushes for brightness, which allow you to draw any patterns and display them in real time. Just make your own creative graffiti lights. Music rhythm mode: In rhythm mode, the glasses can recognize other external sounds to produce different lighting effects. Widely used: LED glasses are perfect for creating a romantic or fun mood on many occasions such as Halloween parties, family parties, stage performances, graduation parties. It is a creative gift for your family and friend. Technical data: Item name: LED glasses Main Material: ABS Glasses color: black LED ball type: 0603 Input voltage/current : 5V/1A Charging time: 2h Usage time: 5h Battery: 3.7V 180mAh lithium polymer battery (included) Product size: 16 * 11.5 * 5cm (glasses legs unfold) Note: * There might be a few deviations due to manual measurement or a little color difference due to shooting conditions. Packing list: 1 * glasses 1*USB cable 1 * User Manual Package Information: Package weight: 163g General box packing.