Strong laser, don't bring anything but the original.

Green laser 303 (Available in four external colors, powered by a single 18650 mAh rechargeable battery) Features of the green laser 303: * Lightweight * Equipped with a safety switch to turn the laser device on and off * Produces a strong, clear beam and line in dark environments, and comes with a detachable and attachable shape head for experimenting with various patterns * USB charging capability, allowing you to charge it from any USB port (such as a wall charger, power bank, car USB port, etc.) How to use the green laser 303: Simple and clearly demonstrated in a dedicated video with images. The battery charges in one hour, providing sufficient power for several days depending on usage. Applications of the green laser 303: * Ideal for outdoor adventurers to point and mark locations at night * Suitable for scientific experiments * Fun for playing with light patterns ⚠ Notice ⚠ Dangerous if directed directly into the eyes. We disclaim any responsibility for misuse. Available upon request