| 摘要 |
A portable lighting device comprising a power source, a first light source, a second light source, and a switch. A first circuit electrically couples the power source, a switch, and the first light source. A second circuit electrically couples, the power source, the switch, and the second light source. The switch comprises a first surface portion, a second surface portion, and a third surface portion wherein pressing the first surface portion closes the first circuit, pressing the second surface portion closes the second circuit, and pressing the third surface portion closes both the first and the second circuit. The switch also has a forward position that closes the first circuit and a backward position that closes the second circuit.
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