The Chilye charge coupler connector comply with SAE J1772, an industry-standard vehicle interface for convenient charging of Plug-in Hybrid Electric Vehicles (PHEV) and Electric Vehicles Supply Equipment (EVSE). Chilye's connector were designed to support Level 1 and Level 2 charging standard of US , JAPAN and also support Level 1 of Europe . The Chilye charge coupler are recognized under the Component Recognition Program of Underwriters Laboratories Inc. Chilye is the only Chinese company obtain UL product certification by now. ( UL Serial Number:E349374)