1. Product material: aluminum alloy.
2. Built in batteries: 3 Lr41 button batteries.
3. Four in one function: red laser, LED white light, common writing pen, mobile phone touch screen pen.
4. Applicable products: suitable for apple, Huawei, Samsung, Xiaomi and other mobile phones and tablets with touch screen function.
5. Product features: this multi-functional stylus has four features: red laser, LED white light, writing pen and touch screen stylus, with multiple functions and wide application range.