Dental x-ray, x-ray machine ,dental x-ray machine 70KV for dental unit dental chair, best quality with cheap price dental X-rayCapacity 1The time ... less than national compulsory stipulated medical X-ray protection standard,and no X-ray in theory,so the doctors can ... :Meterial : aluminium alloySize : 360*250*200mmHost machine weight : 2.7KGGross weight : 6.5KG dental digital portable x-ray (HK-R0A)