Set time description: The first press MODE to press off which show 24 or 12 and then you choose to press the bottom of the SET key to start adjusting the time, very simple to operate. Specification: Condiiton: 100% Brand New Material:Plastic shell Color: Sliver + Black Size: 8 x 10.8 x 8 cm / 3.15 x 4.25 x 4.25 in (appr.) Powered: 2 x AAA batteries(Not included) 5 function button: MODE, ALARM, SNZ / LIGHT, UP, DOWN Sound control: Yes Package Included: 1 x Alarm Clock (Not include the battery) Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. 1. The mirror alarm clock can be used as alarm clock, temperature display, LED nigh light even make up as a make up mirror. Multictional Digital Clock, you can read time, date, temperature easily on its large LCD screen. 2. With pen holder design, you can put the pen, glass, ruler, nail clippers and other smart items in it. A nice organizer for your room. 3. Alarm clock: 12/24 hours display, alarm and doze function. It' s so quiet to ensure a good sleep and best working environment, perfect bedside or office desk alarm clock. 4. Temperature display function: Can switch between ℃ and ℉. It can be sound controlled, you can according to your voice to control it. 5. With large LCD screen, time, date, temperature can read easily. You can use it as a gift to send your friends, family.