Check the listing for details. Sabre HS-WAK White Plastic Door and Window Alarm Kit. Color: White, Condition: New. Listed at 27.55 USD. WIRELESS ALARM KITBrand Name: SabreColor: WhiteMaterial: PlasticProduct Type: Door and Window Alarm KitHeight: 5 in.Width: 1 in.Length: 4.5 in.Packaging Type: ClamshellDecibel Rating: 120 dBBattery Size: AAASmart-Enabled: YesNumber of Sensors Included: 4Wireless: YesWHAT'S INCLUDED: 3 AAA batteries (not included) 3 window alarms - 3xLR44 batteries, 1 keypad, 3 door/window alarm sensorsExtremely loud 120 dB alarms help wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors, audible up to 750 feet (230 m) away. 3 adjustable settings (off/alarm/chime); chime mode is ideal to alert you when children or guests are coming and going when you are at home; no wiring needed, plus sensor mounts on either side of alarm. Superior to other home security products, this premium white alarm looks great inside your home. Alarm is secured by 4-digit PIN of your choosing with entry/exit delay setting; no key fob required. Provides battery status update with a low battery test button and low battery indicator; keypad door alarm requires three AAA batteries (not included), door/window alarm requires 4xLR44 batteries (included)Includes user-friendly entry chime setting3 compact, magnetically triggered 120 dB door/window alarmsSensor can be placed on left or right side of siren for added convenience with self-adhesive padsLow battery test button lets user know when to replace battery