Specifications:
1. Body material: Aerometal2. Dimensions: 165x22x22mm(with the extended tube)3. Beam style: Continuous line.
4. Power supply :1 x 18650/ 16340 battery (not included)
5. Wave length: 532nm
6. Laser range: 200~5000m
7. Laser color: Green
8. Focus mode: Adjustable
9. Working voltage: DC=3.0-3.7V.
10. Waterproof: IPX6711. Working temperature: +15℃~+35℃.
12. Spot size:6M place <φ10mm.13. Power:≤5mw
Features:

1. It is used to point at any desired target on projection screen， video， etc.
2. It can be used for presentation， teaching indicator， etc.
3. Across the sky， leading you to find the stars in the clear nights.
4. Lightweight， suitable for putting in your pocket or handbags， easy and convenient to bring.
5. This high quality laser pointer adopts the latest technology optics and microelectronics.
6. Press-button switch at the bottom， no need to keep holding when use it.
7. Designed with purple color light， which is easier for you to find the target and outlight the key point.
8. Made of aerometal， more durable.
9. Designed with a hang rope， convenient to bring and you don't need to worry about lossing it.

Note:
1. This laser pen is powered by 1x18650 battery(with the extended tube/ 16340 battery (without the extended tube) (battery is not included).
2. Negative pole -- inward Positive pole -- outward

Package included:
1 x 303 Adjustable Green Laser Pointer
1 x star cap

303 8Patterns 523nm Adjustable Green Laser Pointer+Keys