The ultimate accessory for professionals, educators, presenters, and pet owners alike. Crafted with precision and convenience in mind, this kit includes 42 laser pointer keychains, each equipped with a powerful red laser beam. With batteries included, these keychain pointers are ready to use right out of the box, making them perfect for on-the-go presentations, classroom instruction, outdoor activities, and more. Whether giving a presentation in a boardroom, leading a lecture in a classroom, or playing with your pet in the park, these laser pointers provide a convenient and effective way to highlight key points and engage your audience. The laser pointer features a durable keychain attachment, allowing to attach it to your keys, backpack, or lanyard for easy access. The bright red laser beam is highly visible, even in well-lit environments, ensuring clear and concise communication during your presentations or activities. It comes in a double blister; package measures approximately 4.5" x 0.5 x 8.,42- Head Keychain Laser Pointer Kit with Batteries Included,