La Crosse Technology 616-143 Projection Alarm Clock With In/Out Temperature

Highlights:

• Projects time and outdoor temperature (alternating) on wall or ceiling in easy to read numbers
• Projection and arm rotate for proper viewing
• Adjustable projection focus
• Wireless in/out temperature (F/C)
• 8 moon phase icons
• Atomic time and date (auto sets)
• 12/24 hour time display
• Time alarm
• Calendar: month. day and date
• Blue back-light activated by sound
• 5.0V AC adapter included for primary power with battery backup
• Low battery indicators
• Temperature range: 14.1 deg. F to 139.8 deg. F (indoor) and -39.8 deg. F to 139.8 deg. F
• Power requirements: receiver 3 AAA batteries not included
• Sensor power: 2 AA batteries not included

Specifications:

• Dimensions:
• Receiver: 7.09L x 3.62W x 2.87H
• Sensor: 1.57L x .79W x 5.12H
• 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