Prevents costly damage to firearms by showing humidity levels with this easy to read card. Color changes from blue to pink as humidity level increases. Monitor expensive electronic equipment or optical instruments with the three-dot cards. Meets MIL. SPEC. MIL-I-8835 and Military Drawing MS20003-2.
Prevents costly damage to firearms by showing humidity levels with this easy to read card. Color changes from blue to pink as humidity level increases. Monitor expensive electronic equipment or optical instruments with the three-dot cards. Meets MIL. SPEC. MIL-I-8835 and Military Drawing MS20003-2.