Why you need a small contact plate
Detachable

The device is designed to be easily disassembled for sterilization. You can detach the plate from the device by pulling it out. Then, you can use microfiber cloth or disinfectant wipe to clean it.
Glass Scale

The contact plate has a millimeter scale etched on it. This can be useful for monitoring changes in size overtime or comparing different les
For Narrow Areas

This small area contact plate has a 9mm diameter cylinder, it can be can be used to detect difficulty access pigmented lesions, such as nails and narrow areas.