This unit mainly suitable for oral pre-treatment for learning internal organizational structure, root depth and so on, is indispensable in daily life clinic equipment, especially for dental implant surgery. It also can connect with sensor, is great convenience. The battery is durable, it can take about 5 hundred images after fully charged.It can be connected with intra. Oral digital X-ray imaging system. Warning: After turning on the machine, wait for 1 minute, the voltage can be stabilized before normal use. After each photo taking, you need to wait for the normal value to return before taking a normal photo. Distance from skin to cone. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\X-Ray Machines & Equipment\Other X-Ray Equipment". The seller is "charmingbaistra" and is located in this country: US. This item can be shipped to United States.