1. Eye-catching green light, adjustable brightness
2. Connection method: USB + Bluetooth dual mode
3. Battery reminder: real-time battery display
4. Remote control distance: USB connection: 100 meters; Bluetooth connection: 100 meters
5. Usage: pick up and use
6. Full battery life: 40 hours
7. Full battery standby time: 180 days
8. Selected aviation-grade aluminum, crafted with craftsmanship
9. Multi-system adaptation, Windows, Mac, Android, HarmonyOS, Tongxin UOS
10. Transmission frequency: 2.4GHz/Bluetooth
11. Laser distance: 200 meters
12. Power supply: lithium battery
13. Size: 139.5 x 28mm
Note: Laser products are teaching and office supplies. Do not let the laser beam directly shine into the human eye or contact the skin to avoid injury