1. Two 1.5V AA brand alkaline dry batteries are used for power supply, and the standby time is 1-2 years;
2. Four timing control programs can be set;
3. The maximum opening time can be set to 599 minutes with an interval of 1~30 days;
4. Use large LCD;
5. lt has the function of temporary opening for unlimited time;
Remarks: suitable for water pressure of 1-8kg, flow of 500~1700L/H and water temperature of 1~50 ℃