Kryptonite Street F-300 and Avenue R-30 Light Combo Black, One Size

Street F-300 Modes include HIGH STEADY, MEDIUM STEADY, LOW STEADY, DAYTIME PULSE, NIGHTTIME PULSE and ECONOMIC FLASHAvenue R-30 Modes include HIGH FLASH, LOW STEADY, DAYTIME PULSE, NIGHTTIME PULSE and ECONOMIC FLASHFULLY USB RECHARGEABLE No batteries to buy or replaceRun time up to 24 HOURS (Street F-300) and 7 HOURS 30 Mins (Avenue R-30)Power saving function- 10% power or less, lights will automatically switch to lowest lumen outputMemory Function-Lights turn on at the last mode it was turned off