Specifications:
1.
Wavelength: 532nm.
2. High Power Military Grade
3.
Beam style: continuous line.
4.
Preheat time: < 3seconds.
5.
Operating Voltage: DC 3.7V with a key to protect
6.
Dimensions:? 25mmX155mm
7.
Battery: 18650 can rechargeable batteries (Not included)
Package include: 1 X 303 Green Laser pointer pen with 5 star Capter 2 x Safety Keys 1 x 18650 battery 1 x charger
Cautions: Avoid direct eye exposure to laser beam NOTE!!! Never point it to eyes!!! Always Keep it away from children!!!