Laser treatment handle and device

The utility model belongs to the technical field of laser treatment, and discloses a laser treatment handle and device. The laser treatment handle comprises a handle main body, and an optical power sensor, a distance measuring sensor, a color sensor, a sensor conditioning circuit, a microprocessor, a hollow rotary encoder, a treatment head identification circuit, a treatment head marker, a treatment head, a handle switch and a communication module which are fixed on the handle main body, the optical power sensor, the distance measuring sensor and the color sensor are respectively connected with the sensor conditioning circuit, and the sensor conditioning circuit is connected with the microprocessor; the signal output end of the hollow rotary encoder and the treatment head identification circuit are respectively connected with the microprocessor, and the treatment head marker is fixed on the treatment head; and the handle switch and the communication module are respectively connected with the microprocessor. T