Product name: 5 in 1 Red Laser Pen Model No. JLR-053 Feature: Portable red laser pen with 5 different shape: Finger, line, arrow, circle, pointer. 5 in 1 laser pen, don't need change head. Just ring on the front of the pointer. Portable laser, drived by 2*AAA battery Momentary button, pen type. Fixed focus, continuous output. Long lifetime chip, expected lifetime: More than 8000hours. Clearly visible in the dark and lighted area. High quality, sustained output power with well tested.
> 8000 hours
Visible laser diode
Body material/body color
Astronomy, military, medical, indicator, teaching baton, bars, ktv etc.