Feature 1mW red laser output, test scope more than 5km 650nm highlight red laser output, convert between CW and 2Hz Universal interface adapter, suit for FC, SC and ST. Stable single or multi mode of wavelength, CW or 2KHz Big LCD show working wavelength state One press to shift work wavelength, flexible to operate. Technique Parameter Model DT-605A DT-605B DT-605P Output wavelength 850nm /1300nm 1310nm /1550nm 1300nm /1490nm /1550nm Output power -10dBm -5dBm -5dBm Laser type LD Spectrum range 850nm@10nm ; 1300nm/1310nm/1490nm/1550nm@5nm Stability 0. 01dB@5 minutes£»0. 1dB@24 hours Connector type FC/PC £»Customized ST or SC Fiber type SM¡¢MM Audio load wave 270Hz, 1KHz, 2KHz Display info Wavelength¡¢Battery¡¢carrier wave state Power auto on/off 10 minutes Battery type AA alkaline cell, rechargeable lithium battery Continuous working time >40h