Wireless Solar Pool Spa Thermometer

We are offering wireless solar pool spa thermometer,.
Feature:
1. Time setting and solar powered
2. Indoor temperature (ºf or ºc)
3. Water temperature (ºf or ºc)
4. Minmax records of water temperature
5. Minmax water temperature alarm setting
6. Temperature manual calibration
7. Waterproof and floating outdoor transmitter
8. Can receive up to 8 sensors, one sensor included in package
9. Pool sensor with dip switch to set up and fix 1-8 channels
10. Free standing or wall hanging
11. Synchronized instant reception
12. Low power consumption
specification:
indoor temperature range : 0ºc-60ºc
outdoor temperature range:-40ºc-60ºc
temperature accuracy:±1ºc
transmission frequency:433mhz
transmission range:50meter(150 feet)in open area.