Transmitter:
1. LED temperature display: -19.9 ℃~70 ℃ (-3.82 ℉~158 ℉)
2. Temperature unit switchable display: ° C/° F Default display unit: Temperature [℉]
3. LED digital display on/off function
4. RGB ambient light color display: RGB overall change → RGB changes from right to left
→ 7-color cycle → blue → light blue → green → yellow → red → purple → white
5. Countdown function of ambient light: Set the time to: constant light → 60 → 120 →
180 → 240 → 360 minutes
6. Wireless transmission distance: The open distance is 100 meters
7. Protection level: IPX8
8. Built in 2200mAh battery
9. Solar charging panel size: 3.0 inches
10. Screen size: 1.57 inches
11. Waterproof TPYE-C charging port
12. Child lock function

Transmitter: Solar powered 3.5-5.5V/TPYE-C charging, built-in 2200mAh battery