"The Kalimar AW-10 All Weather Camera is a fixed-focus viewfinder camera for use with type No. 110 cartridge 16mm film. It has a built-in flash using two AA batteries. It looks like a waterproof camera but it's actually just an "all weather" splash proof camera and cannot take water pressure of any depth. It was made for Kalimar in the 1970s. The camera has an elaborate way of opening. A knob on either side has a label that reads,” IMPORTANT: Before using read opening instructions on back of camera”. On the top of the camera is a two position switch with ON, OFF, and FLASH. On the back of the camera is instructions reading “IMPORTANT: TO LOAD FILM AND BATTERIES – LIFT SAFETY LOCKS ON SIDE KNOBS AND TWIST SIDE KNOBS UNTIL ARROWS MATCH OPEN POSITION. – SLIGHTLY PULL OUT BACK COVER APPROXIMATELY ¼ INCH UNTIL YOU HEAR CLICK SOUND.—SWING BACK COVER DOWNWARDS. – DO NOT PULL BACK COVER OFF OF CAMERA OR REMOVE CAMERA FROM HOUSING”. The also has a film view window in the back cover, lever film advance, and a carry strap. The camera workings were made in Taiwan and the housing was made in Hong Kong. The 110 cartridge camera uses 100 to 400 ASA film and instructions on the bottom caution you to clean and dry the camera before opening.