Combining multiple functions， this DW 5mW 650nm 4 in 1 Red Laser Pointer Pen + Stylus Pen + Flashlight + Ball-point Pen Blue will largely improve your working efficiency and make your life more convenient! It can be used as a laser light pointer with red beam light reaching up to 500 meters far， an illuminator with bright white light， a ball pen and a touch screen pen suitable for capacitive touch screen. With compact size and light weight it is easy for you to carry and use. What are you still waiting for? Take it home now without hesitation!                                    Features             Multi-functional to serve as a laser pointer， an illuminator， a ball pen and a touch screen pen<br> Long lighting distance up to 500 meters<br> Clear and eye-catching light beam for accurate pointing<br> Low power consumption to ensure long working hours<br> Compact and light， very portable<br> Premium quality for stable performance and high durable   <br>                                                            Specifications            Key Words    Red Laser Beam    <br>Light Color    Red    <br>Body Color    Blue    <br>Material    Metal    <br>Wave Length    650nm    <br>Output Power    5mW    <br>Battery Configuration    3 x Button Batteries    <br>Switch Location    Side    <br>Strap/Clip    No    <br>Dimensions    (5.47 x 0.39 x 0.39)" / (13.9 x 1 x 1)cm (L x W x H)    <br>Weight    0.63oz / 18g    <br>Modes    2    <br>                                                            Package Includes            1 x Laser Pointer Pen<br>                                                            Extra Info            Note: Don′t allow the laser beam to enter the eye. The laser beam is harmful to eyes， any contact will cause permanent damage. Not the laser point to the crowd， especially in the face.Don′t look directly with your eyes or using binoculars and other equipment to observe the laser beam on the remote control. Never let the laser point to a mirror or other highly reflective surfaces.Please keep the laser pointer away from children (especially the high powered ones) in order to avoid the damage by the children′s contacting.Please don′t light laser pointer continually in 30 seconds and press the button hard， it will affect its lifetime for prolonged use.Please remove the battery from the laser pointer when not in use.Need to disassemble， adjust or repair， please get professional maintenance technicians.The use of laser pointers (especially the higher powered ones) may be illegal in some countries. Therefore， customers can buy and use it by following the local laws and regulations. In the event of resale， you also need to incorporate this notation in the product description， so that any potential buyer can be well informed before making purchasing decision.