Things to note: This type of product should not be used for more than 3 minutes at a time, and there should be a 30-minute interval between each use. Bright red anti-rust paint Metal housing,Environmentally friendly paint, high temperature curing shell with bright and beautiful color, wear- and -. The base is made of iron die-casting, which is strong and not easy to deform.The product is made of rust-proof iron shell material, which not corrode even in harmful environments. The product is and has few motor failures. Fast speed, loud sound up to 120 decibels,Spot the sirens in time. Product name:motor alarm Product model:MS-190 speak out:continuous sound volume:120 decibels Voltage:AC220V Colour:Red Material:Aluminum Alloy Package Contents: 1 * motor alarm 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.