With Low consumption Eco mode: regulates the power you use according to how close or far you are from the baby, thus increasing battery life. Notice of connection: The parent unit informs if the monitor is connected and in range through an LED indicator. It will also warn if the battery is running low or there is a poor connection. It also reserves the right to cancel the purchase due to stock updates, in which case the buyer will be contacted and the payment will be refunded immediately. Once you have received your item, do not forget to rate the transaction using the Ebay rating system. Feedback is the lifeblood of Ebay and helps us all make our community better, safer, and more trustworthy. If you are not satisfied with the service provided, please contact me before issuing a negative v.