Campanello senza fili impermeabile, alimentazione CA 100V-240V, spina europea, telecomando intelligente, batteria inclusa, plug and play.

NOTE:  a 12V23A battery is included in the transmitter, you do not need to buy or install any battery, when you receive the doorbell, plug and play. Transmitters can be paired with one or more receivers, each transmitter can be set to a different ringtone. Each Transmitter can be paired with more than 10 receivers, and each receiver can be paired with more than 10 transmitters. Pay attention please: 1.The wireless signal will be affected by obstacles. The more obstacles, the more serious the signal loss. 2. The button cannot be placed on an iron door because it will interfere with the signal, please install the button on the wall. Attention!! Very important!!! 1. There is a high voltage circuit inside the receiver, please do not open it. 2. Non-professionals should not repair to avoid any damaging. Product Specifications: Receiver Power supply： AC 100-240V , Transmitter power supply: 23A 12V Battery (included). Power Plug: Europe Plug ( 2 round pins as photo) Melody: 60 songs. Volume: 5 levels adjustable from mute to 110DB. Water Proof: Yes Working range: 150 meters in open area. 30 meters in building. RF Frequency: 433MHZ LED Light: blinks when the doorbell rings. Applicable temperature:-30 Celsius to 60 Celsius Package list: * Indoor receiver * Outdoor transmitter button * 23A 12V battery * English user manual * Double-sided adhesive tape * Screws How to setup the doorbell. 1. Pair the transmitter with the receiver: Press and hold down the volume button on the receiver for about 4 seconds (the LED light is on), release the volume button and press the transmitter button immediately. 2. Change the music. Press the music key to choose your favorite song,hold down the volume button for about 5 seconds, the LED lights on, release the volume button and press the transmitter button immediately. How to install the battery. Please open the button case to install a 12V 23A battery as below photos. Products Photos. FAQ: · Q: When can I receive the parcel after payment? · A: The Transit time is provided by the courier. Usually it takes 2 weeks to 6 weeks, but some countries take longer. Please check the transit time carefully when you choose a shipping method. Holidays or some unforeseen circumstances may make the transit take more days. · Q: How can track my parcel? · A: You can track the parcel at Ali express or at below web sites using your tracking number: https://global.cainiao.com/ https://www.17track.net/ · Q: Why I cannot find the tracking information? · A: You can ask for full refund if you find problem as below: · You do not receive the items when the purchase protection time is over. · You received a broken product or a wrong item. · The products cannot work. · The product is not as advertised. · Q: How can I get full refund? · A: If you choose an economic shipping method, it is cheap but takes more time and sometimes cannot track.Please be patient, If you don't receive the parcel when the purchase protection time is over, you will get full refund. · Q: How Can I pay my order? · A: Aliexpress supports Alipay, Paypal, Visa, MasterCard, Debit Card, Western Union, and wire transfer via bank. · Q: As a retail or wholesale to offer wholesale price if I order lots of items? · A: if you want to please an order with big quantity, please contact us first. We will offer you the competitive wholesale price. About Shipping: The Transit time is provided by the courier, please check the transit time carefully when you choose a shipping method. The transit time is different by different shipping method. 2. Usually it takes 2 weeks to 6 weeks for you to receive the product, but some countries take longer. Holidays or some unforeseen circumstances may make the transit take more days. 3. You can track the parcel at Ali express or at below web sites: https://global.cainiao.com/ https://www.17track.net/ Pay attention: If you choose an economic shipping method, it is cheap but takes more time and sometimes cannot track. Please contact us If you do not receive the parcel after 7 weeks. About Return/Refund: 1. If you don't receive the items when the purchase protection time is over, please open a dispute, you will get full refund. 2. If you received a broken product or a wrong item, open a dispute and send us the photos, you will receive full refund. 3. If the remote control cannot work, send us a photo of your original remote control or your device model, you will receive full refund if it is a quality problem. 4. If the product is not as advertised, send us a photo, you will receive full refund. 5. If you find any problems, please contact us in 10 days after you receive the items. We will try our best to resolve the problem as soon as possible. About Guarantee: 1. 1 year limited warranty for defective items (excluding items damaged or misused by the user). Just send us a photo, we will send you a new item or full refund. 2. Defective items MUST BE reported within the warranty period (1 year from parcel delivery time) About Feedback: 1. If you are satisfied with our products and service, please give us a positive feedback and 5 stars review. 2. If you are unhappy with our service, please contact us BEFORE leaving a neutral or negative feedback , we will try our best to resolve the problem for you. 3. Thank you very much, wish god bless you! About Company: