Specifications:
Single stroke size: 14.5*4.5cm

Packing quantity: 20pcs
Power: 50000 mw
Object oriented/purpose:
1. Teacher/lecturer -- used in classroom teaching, it is like an unlimited extension of the whip, so that you can easily refer to the blackboard in any corner of the teacher, it is definitely the teachers' right hand!
Business people/conference speakers - for product demonstrations and conference presentations, make your presentation easy, and communicate with customers more easily and naturally.
Museums/galleries/guides -- when you're stuck with a goal that's hard to reach, it can help you easily and accurately direct it.
Field traveler/explorer - used for field trips, instructing distant targets to send out distress signals, adding a layer of security to your trip and making it more fun.
Notes:
1. How to install the battery: the battery of the laser pen is directly opposite the laser pen to the tail cover of the laser pen!
Laser is harmful to human body, so it is forbidden to use laser to illuminate the eyes of people and animals!

PS: the number of watts of blue light reaches up to 50,000 milliwatts. So when irradiation to the skin will also be harmful to the human body, please do not use blue light on people. Any liability arising from improper use by the purchaser shall have nothing to do with our company.
It is recommended not to turn on the laser for more than two minutes. Otherwise, the laser internal parts will work for a long time and affect the product life!
4. Please take out the battery when not in use and put it in the place where the child can't get it easily.
5. If the laser beam brightness is found to be decreased, please pay attention to replacing the battery to charge the battery. (ps: the charging battery cannot be charged when the battery power is completely exhausted. If the battery is running out of battery power, the battery is dead and cannot be reused.
6. This product can't bear heavy blow or throw. It has no waterproof function. When water is spilled, please dry it with dry cloth as soon as possible.
We can't guarantee that all the products are 100% perfect. In case of any quality problem or the customer is not satisfied with our products, if the goods need to be returned or replaced, it shall be negotiated by both parties. The customer shall bear the freight for the return and return of the goods. Reject all returned freight collect. The returned products can be returned in simple package. We will not bear the cost of the returned packaging. Because the return of the packaging has generally been used old, can not be reused. The product should not be returned after use. If the product is too old, we will not return it for replacement. Repair only. Thank you for your cooperation.

 Product display diagram: