Laser Alarm Kit Pre Built By NightFire Electronics LLC

Light Sensitive Alram Kit.This kit will allow you to have a light sensitive LDR that will trigger an Alarm. Sensitivity can be adjusted for different lightings and the alarm has a volume, tone and rate adjustment that lets you customize how you wan the alarm to sound.The PCB is 3" x 2.5" with 4 mounting holes. FR4 expoxy glass, 0.063", double-sided, plated thru-holes, solder mask with silk screening.Laser Alarm Kit Pre Built By NightFire Electronics LLC