Ningbo Kingalert Photoelectric Co., Ltd. (Kingalert) is located in Yinzhou Industrial Zone, Ningbo, China. Kingalert specializes in producing CCTV systems with more than 7 years' experience. Our products include CCTV cameras, DVR, network CCTV, controllers, CCTV accessories and other related products. We also expert PIR Sensors, Smoke alarms, Smoke detectors, Photocell Switches, PIR Lights and Lamps, Home alarms, Doorbells and other security products. Most of them have attained CE, GS and UL certifications. Moreover, we accept OEM and ODM orders.You are warmly welcome to visit Kingalert for cooperation and we will provide high quality products and the best price for you.