Heilongjiang dealers consulted our company’s hand switch. There are many brands of hand switches, among which Philips and Newheek are widely used. There are 6 models under the Newheek brand: L01, L02, L03, L04, L05, L06. Among them, L01, L02, and L04 are two-speed hand switches. The first gear is pressed to prepare to prevent false triggering. The second gear is pressed to control exposure.L05 and L06 are first gear hand switches, which are more convenient and simple to operate than the second gear hand switches. If the operator is cautious, it is not so important to have a reserve file. Compared with other models, L03 is a special existence. L03 has three files. In terms of its function, L01, L02, L04 There is no difference between the three second-hand hand switches, but it has an idle button, which can be installed to control the LED lights in the collimator, bed movement and other equipment parts.