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Power supply
Operating range
Operating temperature
Transmission frequencies
Technical specifications
– Battery pack: rechargeable NiMH for small parent unit
(included).
– AC power adapter 230V AC, 50 Hz (three included).
Output voltage 9V DC, 200mA.
– Up to 250 meters / 750 feet in open air. Depending on the
surroundings and other disturbing factors this range may be
limited.
Dry materials Material Loss of
thickness range
Wood, plaster, < 30cm / 12” 0-10%
plaster cardboard,
glass (without metal
or wires, no lead)
Brick, plywood < 30cm / 12” 5-35%
Reinforced concrete < 30cm / 12” 30-100%
Metal grids, bars < 1cm / 0.4” 90-100%
Metal,Aluminium sheets < 1cm / 0.4” 100%
For wet and moist materials reduction can be as up to 100%.
0 °C - 40 °C
40.665 MHz, 40.680 MHz, 40.695 MHz