1. Lightweight and portable, suitable for a wide range of applications
2. Features a pen clip design for easy carrying and use
3. Switch type: Tail button
4. Lighting mode: on-off
5. Material: aluminum alloy
6. Surface treatment: anodized
7. Illumination brightness: 1 battery model: 40-60LM, 2 battery model: 100-150LM
8. Lighting duration: 1-3 hours
9. Power source: 1/2 AAA batteries (not included)
10. Size: 1-battery model about 9 x 1.5cm, 2-battery model about 13.3 x 1.4cm
11. Weight: 1-battery model about 19.6g, 2-battery model about 21.4g