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. They are 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. Barrel colors are chosen randomly.