| 摘要 |
A flashlight includes a main part (1), a light source (12), a switch (11), an LCD display (2), and a control device (3); the control device (3) will measure the electricity content of the batteries (13) with a result of the measurement being shown on the LCD display (2); the length of time the batteries (13) will last is also shown on the LCD display (2); the switch (11) can be displaced to either one of several different positions, and the control device (3) will make the light source (12) produce light in a manner according to the position of the switch (11), e.g. flashing on and off repeatedly, and keeping on shining; in other words, the flashing frequency and brightness of the light source can be changed with the help of the switch (11) and the control device (3); the LCD display (2) will show information about the way the light source (12) is producing light at the same time. |
