Projects time on wall or ceiling IN / OUT Temp (°F/°C) atomic time and date, snooze alarm, sound-activated backlight and moon phase. Dimensions: Receiver: 7.09" L x 3.62" W x 2.87" H (180 x 92 x 73 mm) Transmitter: 1.57" L x 0.79" W x 5.12" H (40 x 20 x 130 mm).
All Features: Projects time and outdoor temperature (alternating) on wall or ceiling in easy to read numbers. Projection and arm rotate for proper viewing with adjustable projection focus. It has wireless IN/OUT temperature (°F/°C), 8 Moon phase icons, atomic time and date (auto sets), 12/24 hour time with snooze alarm and alarm icon. Calendar: month, day, date. Time zones: Atlantic Time (AST), Eastern Time (EST), Central Time (CST), Mountain Time (MST), Pacific Time (PST), Alaskan Time (AKT) and Hawaiian Time (HAT)
Sound-activated blue backlight turns on for 5 seconds when triggered by loud sounds (60db). Low battery icon for weather station and sensor. It sits on desktop or tabletop has 5.0V AC adapter (included) for primary power and battery backup. Battery life is over 24 months when using the AC adapter.
Specifications: Wireless outdoor temperature range: -40°F to 140°F (-40°C to 60°C). Alkaline Batteries: -20°F to 140°F (-29°C to 60°C) Lithium Batteries: -20°F to -40°F (-29°C to -40°C). Indoor temperature range: 32°F to122°F (0°C to 52°C). Transmission range: Up to 200 Feet. Transmission frequency: 433 MHz. Power Requirements: Projection alarm: 3 "AAA" alkaline batteries or included AC power adapter. Wireless Sensor: 2 "AA" alkaline batteries.