Wireless Door Bell Alarm System Waterproof Solar Electric Doorbell with LED Light

Feature: 1. Solar doorbell, supports solar charging, environmental protection, no radiation, can rest assured to use. 2. Free pairing, one transmitter can be tuned to multiple receivers, and one receiver can also be tuned to multiple transmitters. 3. Wireless doorbell alarm system, widely used in homes, offices, apartments, villas, factories, shops, etc. 4. Strong penetrating power, stable long?distance signal, no interference, no signal reception problems. 5. With 52 kinds of music options, clear sound quality, 4 levels of volume adjustment, easy to use. Specification: Condition: 100percent Brand New Item Type: Door Bell Material: ABS Weight: Approx. 215g / 7.6oz Receiver Standby Current: 10mA Receiver Working Current: 60ma Receiver Frequency: 433MHz Receiver Power: less than 2w Receiver Adjustable Volume: 20-80db (Fourth Cycle Adjustment) One Transmitter Solar Battery: 100Mah Lithium Polymer Battery Transmitter Solar Panel Maximum Power: 5.5V 25mA 0.13W Transmitter Working Current: 12mA Transmitter Working Range: About 200-300m / 656.2-984.3ft (Open Space) Transmitter Waterproof Rating: IP65 Music: 52 Types Color: Black Transmitter Size: Approx. 90x35x15mm / 3.5x1.4x0.6in Receiver Size: Approx. 85x85x26mm / 3.3x3.3x1.0in Add transmitter or receiver: First press the volume button on the power socket for 6 seconds, keep the blue LED light, and then press the transmitter button, when the receiver"s blue LED flashes, it means the pairing is successful. If you can"t complete it within 6 seconds, it will not be able to match.. Package List: 2 x Outdoor Transmitter1 x Indoor Receiver1 x Manual2 x Fixed Sticker2 x Fixed Piece4 x Screw4 x Screw Tube Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. One transmitter can tune multiple receivers. A receiver can also be adjusted with different transmitters. And has a memory function, once the power is turned off.