| 摘要 |
A flashlight includes a tubular body with a power supply device received therein via an open end of the body. A cap is connected to the open end and has a groove defined in an inner periphery thereof. A bulb and reflection disk assembly is engaged with the cap and a lens is engaged with the cap. A seal is engaged with the groove and mounted to an outer periphery of the open end of the tubular body. The seal has a dumb-bell shaped cross section.
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