| 摘要 |
A multifunction sports and recreation device includes a sports whistle, a detachable measuring lanyard, a laser pointer, and a multimode digital electronic stopwatch that displays date, time, and advanced stopwatch information, with daily and segmented alarms. The device is also capable of displaying temperature, relative humidity, and heat index information (along with a heat index alarm). In other embodiments, particularly those with an outdoor recreation influence, the device includes a digital compass; radio frequency transmitters and receivers for locating a base camp; and means for monitoring or indicating wind speed, barometric pressure, and lunar tide cycles. The device may also incorporate an outdoor light and fire-starting flint.
|
