A mini solid state laser with high peak power(≥2 MW),high frequency(≥20 Hz)and human eye safe,which possesses advantages of small size,light weight,compact structure and environmental adaptability.The laser adopts new miniature design,LD side pumping,passive Q modulation,high efficiency OPO and other technologies.At an operating frequency of 20 Hz,a safe laser output for the human eye with a pulse width of ≤5 ns,a single pulse energy of ≥10 mJ,a beam divergence angle of ≤5 mrad,and a central wavelength of 1.572μmare obtained.