The ER902 from MegaWatt Lasers is a Miniature Solid-State Q-Switched Laser that operates at a wavelength of 1.535 µm. It delivers a peak output power of 50 kW - 75 kW and has a pulse energy of 200 μJ. This diode-pumped laser has a pulse width of 4 ns and repetition rate from single shot to 10 Hz. It has a diffraction limited TEM₀₀₀ beam profile with a beam quality factor (M²) of up to 1.3 and beam divergence of 7 mrad. This Class 1 laser has a build-up time of 2 ms and requires a DC supply voltage of 2 V & consumes a current of up to 6 A. It is available in an Er:Glass package that measures 9 mm (D) x 28 mm (L).