The S-1000 Code Blue combination blue beacon/strobe provides a highly visual constant LED beacon and a powerful activated strobe for rapid recognition of the unit location. It has 21 programmable flash modes with a flash rate of up to 375 flashes per minute. The LED lights have a 5-7 year life expectancy and eliminate the need for costly maintenance and bulb replacement.Also available is the S-1050, the photocell version of the LED strobe so light levels can be adjusted throughout the day to conserve power for units with the NightCharge? and Solar Array Module options.