⭐️Recommended Points⭐️ Can be used even without a WIFI environment. It's an intercom with a camera. Easy installation with screws or double-sided tape, no wiring required ♫ Rechargeable and cordless You can see who's at the door, great for dealing with salespeople, solicitors, and crime prevention! The monitor can be fixed or carried around! The doorbell's battery lasts approximately 4-6 months in standby mode, so you don't need to charge it frequently. Furthermore, no internet connection, wiring, or drilling is required thanks to Bluetooth connectivity. Easy to set up and use. 【Automatic Photo Taking and Built-in Storage】 When the doorbell rings, the TV intercom automatically takes high-resolution photos, providing clear images of visitors. It also has built-in storage, so you can save records of visitors. 【Clear Night Vision】 Equipped with LED auxiliary lights for dark scenes, this doorbell ensures clear visibility even at night. Also, to keep shipping costs as low as possible and offer a lower price, we will remove the product from its original box and ship it in a different box. Thank you for your understanding.