... with the tendency,air pressure, moon phase, clock,week. wireless weather station wireless weather station RF-104 1.Temp. range of the ... sensor: -40 to 80 humidity range: 20% to 95%RH 2.Temp. accuracy: ±1 humidity accuracy:±5%RH 3.Transmission range ... unit: 3*1.5VAA power for the remote sensor: 2*1.5VAAA5.Size of the main unit (L*W*H ... ; working current:RX: <=4mA, TX<=15mA12. TX: chanel 1/2/3 selection