Sho-Me Able 2 Economy Back Up Alarm

Features:

Solid-state electronics.
Spike and polarity protected.
Steam-cleanable, high-impact, corrosion-proof housings.

Specifications:
12 – 24 volts
97 decibel
Load: 0.2 amps
Dimensions: 2 5/8″ H x 4″ W x 1 5/8″ D