This product made of is quite endurable and lasting. If you are looking for a reading lamp, then it will be your . The design is quite simple and suitable for light decoration. It is very useful, and you can put it anywhere you like. Features -Color: White. -Material: ABS. -Size: About 6.00X5.00X1.10cm/2.36X1.97X0.43inch. - Voltage: 5V. -Power supply: 600MAH Lithium polymer battery. - Brightest duration: about 8 hours. - Charging time: about 2 hours. - Maximum brightness: 50 lumens. -Three-stage adjustable color temperature: 3000K - 5500K - 4500K. -Wide range of uses and is really practical, can be installed in bedrooms, , etc. -It comes with the simple and structure design, no complicated installation, very convenient and saving effort. -Adjustable design, not only can be hung on the neck as a night running light, but also can be wrapped around the arm, or stand on the desktop for reading, etc. -Fine workmanship and simple appearance, ensure its popularity and utility, it can beautify your space very well. -It comes with the delicate design, which is full of the sense of beauty, can also decorate your home as well. Package list: 1 x lamp 1 x USB cable