Audible Alarm Type Siren, Visual Indicator Type No Visual Indicator, Voltage 24V DC, Decibels 101 to 108dB, Sound Pattern Continuous, Indoor/Outdoor Indoor, Outdoor, Mounting Surface, Height 17 in, Width 13.1094 in, Depth 16.3125 in, Vibrating No,…
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.