Check the listing for details. Ultramax DF Gesswein Output Indicator Sonotec. Condition: Used. Listed at 3800.00 USD. Ultramax DF Gesswein Output Indicator Sonotec115VDC 30VS/N M52-0485 UltraMax DF accommodates the UF-9700 ultrasonic handpiece (included) and Gesswein's entire line of electrically powered Power Hand 2X mechanical handpieces. (Can also be used with Power Hand 3X handpieces, with the addition of the PH3 adaptor #510-3304 - see related products). When used with the Ultramax DF, the mechanical handpieces have 30% more torque. Other mechanical features include forward/reverse touch pads and complete motor stop for full motor armature protection. Features 1. Increased maximum output power of 45W 2. Broader operating frequency range of 20.0-30.0kHz 3. Greater tool amplitude range of 4-40 microns 4. Regulated power feedback for automatic output power reduction 5. Tool control touch pads for ordinary tools and clamp tools 6. Steady power and tool amplitude settings 7. Increased torque for all Gesswein Power Hand 2X 30V DC mechanical handpieces8. Instant rotary handpiece reversing switch for improved handling on edges, corners and radius surfaces9. Electronic feedback circuitry for maintaining speed of rotary handpiece with increased pressure on the work surface10. Motor overload protection for all Power hand 2X handpiece armatures https://www.gesswein.com/images/Manual_Instrns/Ultramax_SF_and_DF_Manual.pdf