EXTEL - WAVE 2 - 720321
en - 15
F - CHARGING THE BATTERY
The battery is charged using the cable provided and a mobile phone charger or the USB port of a computer.
Charging is indicated by an indicator light:
Red: charging is in progress
Blue: charging is finished
The battery life is about 6 months.
Important: Many factors can reduce battery life:
• Repeated use of the monitoring function (displaying the image when a visitor is not present)
• High number of calls per day
• High use of night vision
• Distance and nature of obstacles between the intercom panel and the monitor