This Alecto DBX-85 ECO baby monitor features a unique ECO mode that allows you to adjust the transmission power and energy consumption. The baby intercom offers two-way communication, enabling you to talk to your baby and soothe them with your voice. With a full battery, the operating time can last up to 24 hours after an 8-hour charging period. This 100% interference-free baby intercom has a range of up to 300 meters outdoors and 50 meters indoors. Additionally, it includes an out-of-range indicator and a low battery indicator. Thanks to the built-in night light, you can easily create a calming atmosphere. The baby unit operates on 4 x 1.2 V AA batteries (not included), while the parent unit uses 2 x 1.2 V rechargeable AAA batteries. There are 120 channels available, with automatic selection of the communication channel.