Kryptonite Street F-500 & Avenue R-45 Set - Medium USB to Be Seen Light Set,Black

Street F-500 Modes include HIGH STEADY, MEDIUM STEADY, LOW STEADY, DAYTIME PULSE, NIGHTTIME PULSE and ECONOMIC FLASH

Avenue R-45 Modes include HIGH FLASH, LOW STEADY, DAYTIME PULSE, NIGHTTIME PULSE and ECONOMIC FLASH

FULLY USB RECHARGEABLE — No batteries to buy or replace

Memory Function-Lights turn on at the last mode it was turned of