GTS675M thermal sight specification is rugged design. It equipped a last est 640 × 512 12um UN cooled detector t o achieve a greater distance of action . The unique low power design can be used to last battery operatio n, the unique power save design can last battery operation time . Th is product is designed with low power, compact, rugged, durable, and simple which can be mounted on weapons or held by hand according to different application.