Ningbo Haishu Kaiau Electronics Co., Ltd. is a specialized manufacturer and knowledgeable exporter of sensor switches, lighting fixtures and accessories, plugs and sockets. Our product range: 1. The Sensor Switch Series PIR ceiling sensor switches, fitting lamp sensors, wall hidden sensor switches, wall surface sensor switches, microwave sensors and sensor lamp holders 2. Lighting Fixtures and Accessories LED sensor ceiling lights, LED sensor Night lights, Motion sensor flood ...