Wireless Indoor/Outdoor Temperature Atomic Clock Battery Powered With High Accuracy Sensor Features: 【BATTERY BACKUP & USB 】 Alarm clock must be in to power ( adapter not included) but has a backup memory function powered by 3 AAA batteries (not included). 【DIGITAL CLOCK CLEARLY DISPLAY】 Digital clocks differ from traditional mechanical clocks in that they run silently. The " LED digital clock is perfect for seniors. It clearly displays the day of the week, date, time and temperature, making it easier to read. 【BIG ALARM CLOCK FOR HEAVY SLEEPERS】 Digital alarm clock with 2 different ringtones to choose from.AMGICO Alarm clock ranges from 30 dB to 90 dB for poor sleepers. 【TWO FORMAT TIME & TEMPERATURE】 Both time and temperature are displayed in 2 formats.You can choose 12H or 24H and the room temperature display can be in (℉) or (℃).Suitable for different usage habits. 【DESK CLOCK TABLE CLOCK DECOR】 Digital Desk Clock has a modern look. It can be used as a decoration for living room, bedroom, or anywhere else. It is a good choice for gifting to friends. Product Description: Wireless Indoor/Outdoor Temperature Atomic Clock, Available Material: Plastic Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 500g Package size: 20.1x12.4x2.2cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) Materials: made of Plastic, please buy it with confidence! For more good-looking and affordable items, please search or click the brand：Meiiso Product size(L x W x H): 7.84 * 4.84 * 0.86 inches Contain: A clock, a manual, a power cord Service: Dear customers, if you have any questions about our products, please contact us and wish you a happy shopping!