Specifications Power Output 5.0KW Frequency 40KHz X-ray Tube Fixed anode Focus 1.5 Tube Voltage 40~120KV (interval 1KV) Tube Current 40~49KV 100mA 1~180mAs 50~59KV 77mA 1~140mAs 60~69KV 64mA 1~125 mAs 70~79KV 55mA 1~110 mAs 80~89KV 49mA 1~100 mAs 90~99KV 44mA 1~80 mAs 100~109KV 32mA 1~63 mAs 110~120KV 25mA 1~50 mAs MAs 1.0~180 mAs (46 steps) Power Supply 220V± 10% 50Hz inner-resistance≤ 1.0? ? Operation Method Wire /Wireless control Built-in battery with a built-in back up battery to enable taking 200 to 500 pictures after power interruption. Rotary pillar