Porta inteligente sem fio Home Welcome, autoalimentada, à prova d'água, IP68, 150 m, controle remoto, plugue UE, Reino Unido, EUA, com 38 músicas para idosos

X01  Self-Powered Wireless Doorbell HOT Selg Product Features: 1. Frequency: 433.92MHz 2. Learning code pairing, you can drag up to N 5 3. Received standby power 0.25 4. Open and interference-free distance 180 meters 5.38 chords of music, 4 levels of volume adjustment, volume range: 0-105dB 6. Transmitter power supply method: press to generate electricity (no battery required) 7. Receiver power supply method: 100-240V 50/60Hz 8. The transmitter is waterproof to IP68 (the transmitter can also be used when soaked in water) 9. Plug range: British standard, American standard, European standard， 10. Color: White black