HV-300A model( includes common unit and LCD touch screen unit) No.1: Main characters: 1. Two outputs: Monopolar and Bipolar. 2. Max. output Power: 300w. 3. For Monopolar: Four cut modes and Two coagulation modes( Fulgurate and Spray) . 4. For Bipolar: One cut mode and One standard coagulation mode. 5. REM warning system; 6. Compatible with Under water cut socket, Endo cut, HV argon coagulation system and Smoke Evacuator. No.2: Applicable range: General surgery, Thoracic surgery, Orthopedics, Obstetrics and Gynecology, Urologic surgery, Cerebral surgery, Microsurgery, ENT surgery and etc.