This Mini Light Brush features a high intensity LED—(BLUE) that illuminates the surface for enhanced visibility while developing latent fingerprints using fluorescent powders.
Latent prints aren't always found in convenient locations.
These brushes are particularly useful for dusting in darkened corners,
under furniture, inside motor vehicles, etc. Utilizes 3 AAAA alkaline
batteries, incorporates a 30,000-hr. LED and has an exceptionally
long-life fiberglass brush head.