Features: There are 5 styles, mini 12 hours/12 hours with 5 holes/mute 12 hours/ anti-thunder 12 hours/24hours. Turn on and off lamps, small appliances, Christmas trees, and other electrical devices with a handy timer. Strong anti-interference ability, suitable for harsh environment. Avoid overcharging and reduce the loss of cell phones battery life. With numbers running from 1 to 12, which represents the 12-hour clock, with marked lines, that indicate 12-minute intervals, so you can set the time accurately. Package Includes: 1x Mechanical Timer Specifications: Material: ABS Size: 96x52x27mm/3.78x2x1.1in note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.