Specification:It can works as a normal ballpoint pen when you need it to write something down.Comes with LED light function so it can provide you with light when you using it in a dim environment.Built-in clip can be used to support and hold tablets and smartphones.Compatible with tablets and smartphones at many different size.Keep your screen free from scratching and fingerprint so it is very practical.Compact and lightweight design makes it easy for you to carry.Item Name: LED PenMaterial: ABSBattery: 3 x Button Batteries(Included)Features: Foldable, Phone Holder, LED LightBlack Refill Head Diameter: 0.1cm/0.04" (Approx.)Pen Length: 13.5cm/5.31" (Approx.)Diameter: 1cm/0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x LED Pen