Patent ID: 8616300

Claim:
A power tool comprising: a prime mover that drives a tool; a main switch that causes the prime mover to operate when the main switch is activated and causes the prime mover to stop operating when the main switch is deactivated; at least one illuminator that lights a working area of the tool; a lighting mode selector switch that is configured to be operated by a user independently from the main switch to selectively switch a lighting mode of the illuminator among a plurality of lighting modes, the plurality of lighting modes including at least a first lighting mode, a second lighting mode, and a third lighting mode; and a controller that is configured to: allow the lighting mode selector switch to change the lighting mode when the lighting mode selector switch is operated while the main switch remains deactivated, forbid the lighting mode selector switch to change the lighting mode while the main switch is activated even when the lighting mode selector switch is operated, and control the at least one illuminator in accordance with the lighting mode selected with the lighting mode selector switch, wherein when the first lighting mode is selected, the controller turns on and off the at least one illuminator in accordance with activation and deactivation, respectively, of the main switch, when the second lighting mode is selected, the controller keeps the at least one illuminator turned off regardless of the activation and deactivation of the main switch, when the third lighting mode is selected, the controller turns on the at least one illuminator at the time that the third lighting mode is selected, and the controller comprises a microcomputer that is configured to begin a setting process to enable the lighting mode selector switch to change the lighting mode of the at least one illuminator when the main switch is activated.