Microwave detector for vehicles

摘要

An open-space battery housing portion 9a is integrally formed in a portion of a connecting mechanism 11 of a device main body 1 to house a secondary battery 6 between a main circuit substrate 3 and a connecting plate 22 when the connecting plate 22 is coupled with the connecting mechanism 11, in which the connecting plate 22 also serves as a cover member for the battery housing portion 9a, whereby the secondary battery 6 can be removed from the battery housing portion 9a when the connecting plate 22 is uncoupled from the connecting mechanism 11.