Here is an upper computer programmable time controller to make the load output changed over time， you may customize your schedule mode through the upper computer. Then use the USB cable to download required schedule to the controller. Besides， the upper computer can also setup time for the controller with the synchronous clock function of upper host. If users want to see the schedule mode effects after editing， they can use fast sowing function. Because there is no delete function of the upper host， so the mode name display space will come into blank as long as you execute delete. This controller can control load of LED changing effect up to five channels. It can be used in the occasion such as plant lights， light box advertising， stage， home decoration， etc.