Featuring considerate design with a tailcap switch， this 1mW 532nm Green Beam Light Tailcap Switch Rechargeable Laser Pointer Pen with Charger is easy for you to operate， very convenient. The eye-catching light beam plays as an extension of your finger， helping you to point at target accurately. You can use it on occasions like meeting， class teaching and sight-seeing， very practical. Moreover， the light weight and compact size is easy for you to carry. What are you still waiting for? Grasp the chance and take it home!                                    Features             Clear and eye-catching light beam for accurate pointing<br> Low power consumption to ensure long working hours<br> Tailcap for easy switching on and off<br> Attached with a strap for easy carrying<br> Compact and light， very portable<br> Premium quality for stable performance and high durable   <br>                                                            Specifications             Key Words     Green Laser Beam    <br> Light Color     Green    <br> Body Color     Black    <br> Material     Aluminium    <br> Wave Length     532nm    <br> Output Power     1mw    <br> Battery     1 x 16340 Battery    <br> Switch Location     Tailcap    <br> Strap/Clip     Strap Included    <br> Dimensions     (4.84 x 0.83)" / (12.3 x 2.1)cm (L x Dia.)    <br> Weight     2.29oz / 65g     <br>                                                             Package Includes            1 x Laser Pointer Pen<br>1 x Battery<br>1 x Plug <br>1 x Charger<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.