La Crosse Technology WS-8115U-S Atomic Digital Wall Clock with Indoor/Outdoor Temperature

• Wirelessly monitors indoor/outdoor temperatures;• Atomic clock automatically & adjusts for Daylight Saving Time ;• Temperature range: 14.2deg F-99.9deg F indoor, -39.8deg F -139.8deg F outdoor ;• Transmission range: up to 200ft;• 12-/24-hour clock;• Wall mountable ;• Requires 4 AA batteries;