Get precise real-time backyard weather and wireless technology with the La Crosse Color Weather Station. Animated icons adjust personal forecast based on changing pressure. Monitor indoor and outdoor temps and humidity levels and their trends Set personal alerts for both indoor and remote temperatures with this LCD weather station. This station features accurate atomic time and date and indicators for low battery power and batteries are required for backup (not included) and for wireless sensor. This is extremely helpful in knowing the inside temperature and outside temperature along with the humidity. Displays current barometric pressure with recent 24-hour historical graph. The fully functional home weather station is an excellent addition to your home!