Remark: 1.The power of solar panels is According to what’s the location of user and its working time per day. 2. If not using storage battery, we will suggest the customer to purchase the system with a start-up controller, so that the pump can work during the low sunlight. 3. If using storage battery, the storage battery capacity will according to what’s the location of user and its working time per day. 4.CPS40 system can also be used with other CP40 Series pumps as per user’s requirements.