Matthews Open End Scrim - 12x18" - Black Single Scrim Smith-Victor 401983 Flashing LEDs and repeating tone

Matthews Open End Scrim 12x18" Black Single Scrim Smith Victor 401983 Flashing LEDs and repeating tone Flashing LEDs and repeating tone indicate continuity for each pin Status LEDs The first three LEDs light up in sequence indicating that batteries are installed in both battery compartments Removable Leads Two removable leads included to verify continuity of additional connectors Durable Build Quality Lightweight and rugged construction for extended use in studio and other installation projects Battery Powered Operates on two 9 volt batteries (not included) the 5 Pin XLR Communications Module is compatible with all Astra 1x1 series LED panels