Wireless Doorbell Waterproof Battery Button 280M Remote LED Light US EU UK Plug Home Cordless Call Bell 48 Chime 6 Volume

The button supports up to 20PCS,and the receiver supports up to 100pcs. The transmitter has no screw chuck design,and it can be waterproof and dustproof. The transmitter USE a 23A12V alkaline battery(not included battery). Receiver voltage:110-240V. The receiver is available in a variety of plugs,US/EU/UK Plug and AU adapters,suitable for most countries. Receiving distance:280 meters in opening area. The wireless signal will be affected by obstacles.The more obstacles,the more serious the signal loss. Receiver has 6 levels(can be mute)0-90db,48 music to choose from. Size:Transmitter 744424mm,Receiver 797921mm. NOTE:The button cannot be placed on an iron door because it will interfere with the signal. Due to different measurement methods,there may be a deviation of 1-2cm.

• The transmitter USE a 23A12V alkaline battery(not included battery).
• Receiver voltage:110-240V.
• The button supports up to 20PCS,and the receiver supports up to 100pcs.
• The transmitter has no screw chuck design,and it can be waterproof and dustproof.
• After-sales: If you have any questions about our products, please feel free to contact us, we will serve you within 24 hours!