Key Benefits of the Plumeet Digital Alarm: easy setup, large LCD display for easy reading with a good night light, soft light keeps your sleep and lasts for 6 seconds when activated, convenient size, nice color for children. Simple design with the option of an extra little nap (8 minutes nap time), light button, hour and minute setting buttons, hour and minute setting button. alarm and the on/off button. The alarm beep will quicken every few seconds if you don't wake up or close the alarm immediately, which is nice for people who can't wake up using alarms. Anti-shock protective silicone cover, can be taken anywhere and helps protect the clock from small drops , 3 * 1.5V AAA batteries (NOT INCLUDED). Well-designed, very practical, lightweight, easy to adjust, perfect for children, teenager escent and adult, you can put it anywhere in your bedroom, office, kitchen, workplace or bring it with you on a trip.