Features and Benefits:

100,000 hours of lifetime, hi-intensity Light Emitting Diode (LED) "solid state bulb"
1.1 oz. / 6.6" long
Blink switch and constant "on"
Aluminum flashlight bodies are waterproof
Each Stylus is individually numbered
Versatile clip attaches to pocket or clothing
Over 10 hours of runtime on 3 AAAA alkaline batteries
6000 series tempered aircraft aluminum with anodized finish; non-slip knurled grip