SOLAR + BUILT-IN BATTERY FOR CONTINUOUS USE(EXCLUSIVE DESIGN): BALDR room thermometer use available light to power the thermometer when light is present, and automatically switches to the built-in battery when it’s dark. Supports all indoor light sources, with an efficient low-power design for long-lasting operation without battery replacement.

NO SETUP REQUIRED, NO BATTERY REPLACEMENT NEEDED: Ready to use out of the box—no apps, no WiFi, no settings, and no battery replacement needed. A clean, modern indoor thermometer that blends naturally into any room.

HIGH ACCURACY & QUICK UPDATES: BALDR Thermometer Hygrometer gives you reliable temperature and humidity readings you can trust. Indoor temperature ranges from +14.2ºF to +122ºF, and humidity from 1% to 99%. Temperature accuracy is ±1ºF and humidity ±3~5%. The main unit refreshes every 10 seconds, so you always get near real-time data.

3.2" LARGE EASY-TO-READ DISPLAY: Features a larger screen than most basic indoor thermometers, with clear digits that make temperature and humidity easy to read from across the room.

DAILY HIGH & LOW RECORDS: Automatically tracks the highest and lowest temperature and humidity within 24 hours, helping you understand daily indoor changes.

INSTANT COMFORT LEVEL INDICATOR: Clearly shows whether your indoor environment is dry, comfortable, or humid, helping you quickly understand room conditions without guessing or calculations