Shenzhen Guanke Aquarium Products Co,Website:http://www.szgako.com,. Ltd. is a professional aquarium equipment manufacturer which sets product design, production and sales as one. Since 2010, our company began to produce LED aquarium dedicated lights, and now the products expands to small fish tank, air pump, heater, filter, germicidal lamp and so on. And most of our products has passed a variety of certification include CE, FCC...