ZEROSPAN (Jerome Division State) since 1986, specializes in the SCR product development, production
D Series models, Department of earlier product, the market for 20 years to accept the test, many customers are still using the products.
In the pursuit of security products ZEROSPAN, perfect goal would be to upgrade the product F Series models, in addition to single-camera types, the abolition of the need for external input power supply design, and all the wiring built into the patented HOM HEATSOFT look inside the protective cover , so that wiring is more secure, more humane, more high-precision temperature control;