This works on the base of an array of ultra bright LEDs that create a strong reflection from a camera's lens that is easy to be detected.
## Product Description
6 Ultra Bright Red LEDs
5 Flashing Frequencies
Power Adapter for Charging
Dimension: 63 x 48 x 9mm (L x W x D)
Power Source: Internal Li Ion Battery, 5 VDC Charging
Users simply look through the view-window to identify hidden cameras lens.