433MHz Digital LCD Wireless Thermometer Hygrometer Monitor with Transmitter, 501 Original

433MHz Digital LCD Wireless Thermometer Hygrometer with Transmitter Temperature Humidity Monitor Testing Meter Indoor Outdoor Weather StationFeature:1. Accurate display of indoor and outdoor temperature and humidity.2. Wireless transmission, free of line constraints.3. Host support design, can be placed on the desktop or wall.4. Energy saving, power saving and environmental protection.Specification:Application: suitable for home, office, etcSignal transmission mode: 433 RFPower supply: two AAA dry batteries are required for the host and the slave machine respectively (NOT Included)Material: ABSSize:Main Unit: 75*60mm/2.95*2.36\\'\\'Transmitter: 75*55mm/2.95*2.16\\'\\'Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-2cm measuring deviation due to manual measurement.