Basic Wooden Alarm Clock with Easy to See Big Numbers: the 1.8 inches large numbers on this 6.6 inches compact electric alarm clock are super easy to read from across the room, no complex setting, easy to program, which is an ideal desk clock for kids, seniors, the elderlys and adults. 5 Level Dimmable Brightness Dimmer: the display brightness of this digital clock is 5 level adjustable plus an OFF option, which is vision friendly, no glaring light at night yet still bright enough by day. Time format is standard time and military time (12/24HR) switchable. Battery Only Operates Alarm for Power Failure: the battery function for this bedroom alarm clock will trigger the alarm during power outage, take no risk of missing your vital schedule. The display won't light up with battery power only. Requires 2 AAA Alkaline batteries (not included). Adjustable Alarm Volume with Snooze Button on the Top: the alarm volume is 5 level customizable from very low for light sleepers to extra loud for heavy sleepers adults. You can set only one alarm which lasts for 2 minutes and a dedicated Snooze button on the top helps you get extra 9 mintues sleep easily. Plug in Alarm Clock with USB Charger: the bedside clock runs on electricity for normal time display and the AC adapter is supplied. A handy USB Charging Port helps you charge your smart devices and other gadgets without looking for your adapter and other outlet. Bedroom Accessories Wood Décoration: the concise and clean LED digits on the sleek wooden face make up this minimalist wooden digital clocks for living room décor which is also perfect for your TV stand and cable box while serves as a decent and beautiful gifts for your loved one. Simple Alarm Clock with Manual DST: the table clock comes with a manual DST button that would save your time when spring or fall time arrives, no setting hassle, just press the DST button, DST shows up on the display, time goes on hour forward, DST off, time goes one hour back. IMPORTANT: please note that the electric alarm clock is NOT battery powered and requires adapter for normal performance. Battery only operates alarm during power outage.