The DAN W4-A is switched on automatically when the sensor is immersed in water; no user action is
required. The light can be switched on and off by operating the clearly marked switch on the top of the
surface for at least 1 second. The DAN M4-A is operated by the manual switch only.
*Manual operation requires the user to press and hold the switch for at least 1 second : when turning
the light on it will emit 2 flashes in quick succession indicating it is going in to flash mode and that the
switch now can be released. Turning the light off; press and hold the switch for 1 second the light will
emit a steady light when pressed. Now release the switch and the light will turn off.
