Case : 7 kinds of case model are available : GL120, GL122, GL150, GL152.GL180, GL195, GL198.
CL : Clinometer dial with Degree scales.
Movement : All parts of the precsion movement are made of brass with RoSH Certificate,Pre-adjusted in factory.Self-lubricating without any lubuicating oil or damping agentto to avoid to be blocked:With cushions to absorb the impact of pendulum. With fixer for transportation.
*The color or luster is optional from which of polished brass,chrome and stainless steel.
Waterproof : GL120.GL122,GL150 are semi-waterproof,, can stand against splash water.
GL152, GL198 are optional for waterproof structure which is of water tight seal.
warranty : Movement:2-year warranty lifetime servicing.
Finish of case : 10-year warranty life servicing.
Technical Specifications of Aneroid Barometer Movement.