inside concrete buildings
near electrical appliances (computers, TV's, etc) and metallic structures
inside moving vehicles
Place the station at a location with optimal signal, i.e. close to a window and away from metal surfaces or electrical
appliances.
Precautions
This main unit is intended to be used only indoors. The outdoor sensor is intended to be used outdoors.
Do not subject the unit to excessive force or shock.
Do not expose the unit to extreme temperatures, direct sunlight, dust or humidity.
Do not immerse in water.
Avoid contact with any corrosive materials.
Do not dispose this unit in a fire as it may explode.
Do not open the inner back case or tamper with any components of this unit.
Batteries safety warnings
Use only alkaline batteries, not rechargeable batteries.
Install batteries correctly by matching the polarities (+/-).
Always replace a complete set of batteries.
Never mix used and new batteries.