circrane wireless weather station color indoor outdoor thermometer, color display digital weather thermometer, forecast station with calendar and adjustable backlight, white (no ac adaptor) circrane colorful weather station 1. full color display with adjustable brightness setting 2. wireless indoor & outdoor temperature & humidity, barometric pressure 3. moon phase 4. self setting accurate atomic time 5. weather forecast 6. calendar 7. customizable alerts. 8. no battery included.