Specifications:

• Doorbell Type: wireless
• Feature1: 4 Volume
• Feature2: 38 melody
• Feature3: IP 44 waterproof
• Feature4: Long range
• Feature5: 2 in 1 For home control
• Frequency: 433MHz
• Model Number: Wireless Doorbell Without Battery
• Operate voltage: AC 100-230V
• Origin: CN(Origin)
• Power Source: AC
• Power source: EU FR PLUG
• Power Source: Self-powered
• Receiver size: 66*50*60 mm(L*W*H)
• Remote distance: up to 150m (theoretical distance)
• Transmitter size: 70*46*23 mm(L*W*H)
• Type: Doorbells
• Waterproof: IP44
• Application: Home office villa hospital school factory
• Application2: For old people,children
• Battery: No battery need,self powered
• Brand Name: TEDELIGO
• Certification: CE
• Certification: RoHS
• Color: White/Black
• DIY supplies: Electrical