Features: Supports 3 settings of chime,instant or delay to suit your requirement. Premium quality security keypad made of anti-rust and durable ABS material. Greatly suitable for doors, sheds, garages or sliding doors. Easy to stall with no wiring required. Panic button can immediately activate the alarm. Specification:Condition: 100% Brand NewMaterial: ABSColor: WhiteBattery: 3*AA(No.5)(Excluded)Size: Approx.13.3*8*3.5cm/5.2*3.1*1.4inPackage Weight: Approx.138g/54.3ozPackage List:1 * Security Keypad Door Alarm SystemNote:1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.