A cooling system for a flash bulb of an intense pulsed light device, the cooling system comprising: a reservoir; a pump fluidically connected with a conduit downstream to the reservoir; a handpiece thermally connected to a flash bulb of an intense pulsed light device and fluidically connected downstream to the pump with a conduit; an air-cooled heat exchanger fluidically connected downstream to the handpiece with a conduit; and a thermoelectric cooler-cooled heat exchanger fluidically connected downstream to the air-cooled heat exchanger with a conduit and fluidically connected upstream to the reservoir with a conduit, wherein a cooling liquid circulates in the cooling system, characterized by a temperature controller, wherein said temperature controller is installed downstream to the air-cooled heat exchanger and is fluidically connected to the air-cooled heat exchanger with a conduit, and to the thermoelectric cooler-cooled heat exchanger with a conduit, wherein said temperature controller is electronically connected to the thermoelectric cooler-cooled heat exchanger with a connection line, wherein said temperature controller is configured to sense the temperature of the cooling liquid that enters into the thermoelectric cooler-cooled heat exchanger, wherein said temperature controller is configured to control operation of the thermoelectric cooler-cooled heat exchanger according to the temperature of the cooling liquid that enters into the thermoelectric cooler-cooled heat exchanger by using a predetermined threshold temperature, and wherein the thermoelectric cooler-cooled heat exchanger is configured to be actuated by the temperature controller when the sensed temperature of the cooling liquid is above said predetermined threshold temperature. a reservoir; a pump fluidically connected with a conduit downstream to the reservoir; a handpiece thermally connected to a flash bulb of an intense pulsed light device and fluidically connected downstream to the pump with a conduit; an air-cooled heat exchanger fluidically connected downstream to the handpiece with a conduit; and a thermoelectric cooler-cooled heat exchanger fluidically connected downstream to the air-cooled heat exchanger with a conduit and fluidically connected upstream to the reservoir with a conduit, wherein a cooling liquid circulates in the cooling system, characterized by a temperature controller, wherein said temperature controller is installed downstream to the air-cooled heat exchanger and is fluidically connected to the air-cooled heat exchanger with a conduit, and to the thermoelectric cooler-cooled heat exchanger with a conduit, wherein said temperature controller is electronically connected to the thermoelectric cooler-cooled heat exchanger with a connection line, wherein said temperature controller is configured to sense the temperature of the cooling liquid that enters into the thermoelectric cooler-cooled heat exchanger, wherein said temperature controller is configured to control operation of the thermoelectric cooler-cooled heat exchanger according to the temperature of the cooling liquid that enters into the thermoelectric cooler-cooled heat exchanger by using a predetermined threshold temperature, and wherein the thermoelectric cooler-cooled heat exchanger is configured to be actuated by the temperature controller when the sensed temperature of the cooling liquid is above said predetermined threshold temperature.