USB Power Connector Multifunction penholder Nature sounds Multicolor interior lights Adjustable overhead light Under-gravel filtration system Low voltage pump LCD Calendar with time/date; week/temperature Alarm clock with snooze feature and countdown timer Includes gravel and decorative plastic plant Fish not included Clock and Calendar uses 3 AA batteries (not included) Dimensions Tank Interior: 145 mm x 90 mm x 120 mm Exterior: 240 mm x 90 mm x 140 mmChina supplier:Email : fangzhengcn@hotmail.com Skype ID : chanceller819