Product details: minimum order quantity 1 piece(s) product description: 500 mw effective power continuous and pulses mode of application automatic frequency sweep mode auto calculation of energy density main operated technical specifications: supply: 220 v-50 hz power: 500 mw wavelength: 810 nm treatment time: 0-99 minutes pulse frequency: 9 steps 10 hz to 5 khz sweep: 10 hz to 5 khz pulse width: 100 us nominal prog:46 additional information: port of dispatch: from our factory production capacity: as asked by the customer.