Doorbell - No Battery Required Doorbell Chime with 2 Receivers, 500 Feet/ 150 Meter Receiving Range, IP44 Waterproof Level, 4 Levels Volume, 50 Ringtones, White (Size : D) (D) ()

Product Features:1. Long remote distance,area transmission distance is up to 150 meters.2. IP44 waterproof transmitter.3. No interference to, or from other doorbells.4. Low power consumption, long service life.5. Easy installation, easy to use.6. Battery-free design, more environmental friendly.Receiver Installation:1. Insert the receiver into the socket in the specified position.2. Press the music choice button to select your favorite ringtone, there are 51 melodies for your choice.3. Press the volume control button to adjust volume, there are 4 volume for your choice, mute included.Notice before installation:1. Non-professionals should not or maintain it himself to avoid damaging the sophisticated electronic components.2. Please keep some distance between this product and the metal when you install case it affects the remote distance.3. The actual remote control distance depends on the working environment as they affected by interference.

• Self-Generating Power: The doorbell's transmitter can generate power by itself. No batteries required for transmitter button and receiver. 3 package options to meet your different needs.Perfect range: The transmitter Long remote distance, area transmission distance is up to 150 meters. They also work well for large homes or villas. Loud enough to clearly hear the bell in every corner of your house.Over 50 Chimes and 4 levels adjustable volume, you can chose the chimes that you like, when so