General description The Wireless Doorbell Outdoor Waterproof is designed for durability and convenience, featuring an impressive wireless range of 250 meters. This doorbell is perfect for ensuring you stay connected with your home, regardless of where you are on your property. With an IP55 rating, it is both water and dust resistant, making it suitable for various weather conditions. Technical specifications Working Voltage: 100-230VAC Power Consumption: 0.25W Radio Frequency: 433MHz Operating Temperature: -20°C to +65°C Wireless Range: 250 meters Receiver Dimensions: 78 x 54 x 20 mm Push Button Dimensions: 66 x 40 x 20 mm Battery-Free Ringtone: Yes Usage Choose from 38 different melodies to personalize your doorbell experience. Easily adjust the volume to one of four levels for optimal sound clarity. The ringtone memory function retains your last selection even after a power outage. Other information IP55: Water and dust resistant, and works between -20℃ and +60℃ This doorbell has an