Loud Doorbell Chime Wired Doorbell Mechanical Welcome Door Bell For Home Office Hotel Access Control System(220V )|Doorbell(white)Feature:1. Made of flame-retardant ABS shell, streamlined design, practical and durable.2. Mechanical doorbell design for use with most doorbell switches.3. Compact size, light weight, wall-mounted installation is simple and convenient.4. With 85-90db loud doorbell chime, easy to be heard when someone is pressing the doorbell for access.5. The installation is simple and convenient, no battery is installed, and the power supply is directly connected.6. Suitable for hotels, guest rooms, homes, schools, factories, etc.Specification:Condition: 100% Brand NewItem Type: Wired DoorbellShell Material: ABSColor: As Pictures ShownPower Consumption: 10WType: Manual DoorbellInstallation: Surface MountDoorbell Volume: 85-90dbScope: Hotel, Guest Room, Home, School, FactoryPackage List:1 x Doorbell