... gradient,ect Product Name:high-class Professional Military Lensatic compass with mirror,military compass,metal compass1.colorblack in stock2.size80x70x35 mm3.materialmetal, ... glass4.usage professional compass for military5.specialitiespoint the super accurate direction,foldable,pocketsize6. ... W:18kgs,N.W:14kgs, unit weight:270g Geology compass