PS: Do not keep the laser at a constant brightness for too long time, otherwise it may easily burn out the internal crystal.
NOTE:Don't aim at the eyes
This is default :Red+Green
Package List;
1x Long Range Double Color Red+Green Laser Pointer
1x Battery
1x Charger
Has nother two options，contact me please !!!!
Blue+Green,the price is: $44.99
Red+Blue,the price is: $44.99
Features:Material: metal
100% Brand New,high quality
Material: aviation aluminum
Appearance and surface treatment: electroplated silver, with a good touch
Switching mode: light touch
Wavelength: 532nm/650nm
Range: 500-10000 (higher power, greater range)
Working voltage: DC3V
Working temperature: 0-35 degrees Celsius
Size: 13mm * 147mm
Weight: 46g (excluding battery)
Focus adjustment, continuous output of spot shaped light spot.