WT549 Manual
EN4
Indoor measurement range: -9.9°C ~ 49.9°C
Power: DC-adapter (included), battery 1.5V “AAA”
LR03 size x 2 pcs (not included)
Environmental reception effects
The clock obtains the accurate time with wireless
technology. Same as all wireless devices, the
reception is maybe affected by the following
circumstances:
long transmitting distance
nearby mountains and valleys
near freeway, railway, airports, high voltage cable
etc.
near construction site
among tall buildings
inside concrete buildings
near electrical appliances (computers, TV’s, etc)
and metallic structures
inside moving vehicles