The sticks are really easy to handle. They uses a special liquid which disappears after drying without residue.
There's not risk of damaging the sensor as long as you're careful and don't overpressurize.
Just start from the left and move it careful to the right side. Do that 2-3 times and your sensor is clean again.
There's not risk of damaging the sensor as long as you're careful and don't overpressurize.
Just start from the left and move it careful to the right side. Do that 2-3 times and your sensor is clean again.