Finally a phone with a true "smart" charger that actually detects when the batteries (2x AAA NiMH) are fully recharged and therefore stops the load, avoiding unnecessary overheating. Also visible light combined left on base (not need the backlight to see well), lets make sure. Although other models from other brands do the same thing, there is never mean to have this information on the characteristics ... Otherwise be possibilities to reduce 80/100 transmit power for a reduced distance of only half, is a real progress since, apartment 25 meters through walls adequate.