ECCO 510 Backup Alarm 97dB 12V Industrial Heavy-Duty Backup Reverse with Beeper Tone Warning Alarm for Truck Van Freight Car Lorry Heavy Vehicles, 2 Year Warranty
Self grounding; no ground wire needed for installation
Compact size and universal mounting maximize location options
Package Dimensions: 16.51 L x 1.777H x21.336W x(centimeters)
Description
it says the number of items is 50 but it is only one
If you are looking for ECCO reliability in a cost-effective back-up alarm, try this 97 dB(a) Light Duty alarm with voltage of 12 VDC. The alarm's compact size and universal mounting bracket maximize location options. The alarm is self-grounded, so no ground wire is needed for installation. The alarm is certified to SAE J994.