TH35 is the very popular products among its range, it is one of the most hot selling products of the Chinese thermal imaging supplier Hikmicro. L335 is fully developed by another Chinese company called Iray, and was launched early this year. These two are both developed for export market, they are multi-lingel. The L335 comes with no logo mark. The curent price of this product is below 10000rmb(1245USD).