The Chirolas laser provides up to 20 Watt output power and is equipped with a self-centering fiber coupling system and one dial operation. It has a user-friendly diode laser for low to high power applications. It is available with different wavelengths (810 nm, 940 nm, and 980 nm) making it more versatile. In addition, it has a compact unit suitable for different surfical applications. The pulse length is 2 ms - 750 ms, 1 sec - 30 sec with intervals of 1 to 10 Hz. The aiming beam is at 635 nm (red), < 1 mW. It runs with internal air cooling. Dimensions: 4.6.5 x 18.1 x 26.7 cm. Weight: 12 kg. Power requirement: 110 V – 3 A or 220 V – 1,5 A.