Features: Premium Materials: 12V Exterior Wired Doorbell. This wired doorbell is made of high-quality ABS shell material, which is fire-retardant and durable, so you can use it with confidence. Produce a clear and loud sound: Produce a clear and loud ding-dong ringing sound, so you don’t have to worry about not hearing the doorbell. Whether you're in the bedroom or the kitchen, our wireless doorbell kit can alert you to a call from outside. Never worry about missing a visitor. Easy to install: This wired doorbell is very easy to operate and install, you can hang it on the wall or stick it on the sides for daily use. Dimensions: Approx. 87x22x62 cm/3.43x0.87x2.44 inches. The doorbell adopts a wired design and does not require the purchase of any batteries. It only needs to use the access control power supply, which is environmentally friendly, convenient and saves money. WIDELY USE: The doorbell is an exterior wired doorbell for secure access control, suitable for any home, townhouse, apartment, office, school, hospital, hotel or other location. Package Included: 1 x Doorbell Specifications: Material: ABS Model: Wired Version Dimensions: Approx. 87x22x62 cm/3.43x0.87x2.44 inches Note: Please allow 1-2 cm error due to manual measurement, please make sure you don't mind before ordering . Due to differences between monitors, images may not reflect the actual color of the item.