WT0122 wireless digital room temperature meter

WT0122 wireless digital room temperature meter  433MHZ Transmission distance up to 100meters   Feature of WT0122 digital room temperature meter : 1. Water temperature; 2. Indoor temperature; 3. Wireless receives 3 outdoor transmitter; 4. Max/min record of indoor and water temperature. 5. Waterproof and floating Outdoor transmitter. 6. Transmitter dive up to 30m and no water leakage. 7. Calendar from 2000 to 2099 8. Time alarm with snooze;   Specification of WT0122 digital room temperature meter : 1. Indoor temperature: 0°C to +50°C 2. Outdoor temperature range:-40°C to +60°C 3. Temperature accuracy:±1.0°C.   Power consumption: Receiver: 2xAAA 1.5V Alkaline batteries Transmitter: 1.5V 2xAA Alkaline batteries Battery life: Minimum 12months for base station                    Minimum 12months for transmitter Dimensions(HxWxD):119*74*21(mm)