Item No.: N35B325
.Use door stop alarm to block a door from being opened  
.If an intruder attempts to open the door, the wedge-shaped design will prevent it from opening and activate a 120 dB alarm  
.Alarm volume 120 dB  
.Alarm auto off time: 60s after alarm  
.Power Supply: 2 x AAA battery (unclude)  
.Material:ABS + Aluminum  
.With Anti-slip rubber  
.If the battery voltage is below 2.4V,the indicator light will turn red.  
.Size:152*49*38mm  
.Weight: 88g