... t be adjustable 4.CE and RoHS certification Door Window/Alarm SpecificationsMaterial:ABS plastic, electronic componentsDimensions: ... 6VSpecial Feature:with sticker, sensitivity adjustableProduct Usage:window, door, all belongings needing to be protecedExport Market:USA, ... the unit is in good condition. When the glass is hit, knocked or cut by anyone, ... to stick the unit on glass pane, door or window.