This battery powered Strobe LED can make your dummy siren Bell box alive to mislead potential burglars. This LEDs are flashing in high frequency with very bright lights to produce a warning to the potential burglars. This unit contained TWO Leds therefore is much brighter than those one led unit in the market. The PCB come with 4 screw holes and can be fitted inside of most siren box. The item comes with battery box for three AA size batteries (batteries not included), the battery life depends on the quality of battery, we recommend lithium batteries. The LED work with power from 3.5V to 4.8V DC. Please see below product Youtube video:.
eBay