| 摘要 |
A telescopic flashlight that includes a housing that is telescopic and hand-held, a battery interface that is disposed in the housing and interfaces with at least one battery, a bulb interface that is disposed relative to the housing, electrically communicates with the battery interface, and interfaces with a bulb, and circuity that is disposed in the housing and electrically communicates the bulb interface with the battery interface. The housing includes a handle portion that is held by a user and a body portion that is telescopically attached to, and extends from and retracts into, the handle portion thereof. The battery interface includes an on/off slide switch, a coil spring, and first, second, and third electrical connectors. The bulb interface includes a head, a bulb socket, and a beacon. The circuity includes positive and negative telescoping rods.
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