��Copper alloy valve body for long enduring life and higher working pressure. ��� ABS material of electric actuator housing for high corrosion resistance ��� Compact electric actuator design for small outline. ��� Electric actuator can be easy locked and unlocked with valve by using special mechanism. ��� 3 wires actuator motor can be directly operated to open & close valve. ��� High strength actuator plastic parts perform low noise. ��� Waterproof limit-switch with long lifetime. ��� CE approval motor, compact design and high operation output torque. ��� No need power to remain while valve is opened, saving energy and reduce abrasion between motor and driving devices. ��� Above 200,000 operation cycles