Specifications:
Model: 6639
Function: LED alarm clock with temperature display and countdown
Power supply: 3 AAA batteries (not included)
Size: 16.6cm x 4.7cm x 2.5cm

Features:

*Available with AAA batteries (voice-activated wake-up in battery mode), or plugged in. (Battery not included)*12/24 hour format conversion.*High-definition LED display digital clock, date (month/day displayed on the same screen), temperature, time (d with second hand).*Can be placed directly on the desktop, very beautiful.*With timing function, countdown/countdown. 

Package includes:
1 X LED alarm clock
1 X User manual