Perfect for the serious road or mountain biker to use under any conditions, the Recon HL 1100 combines outstanding lumen capacity with industry-leading usage time and monitors ambient light to change output accordingly while the powerful TL 200 ensures your visibility at all times.FEATURESHL 1100:Smart Mode light sensor monitors ambient light to adjust light output accordinglyANSI certified lumens and run timeFocused optics with side light design for over 270-degrees of visibilityHeat-dissipating CNC-machined aluminum casingPower status indicator alerts remaining run-time before powering offIncludes adjustable GoPro mountTL 200:Maximum output to 200 lumensANSI-Standard certified lumen output and runtimeWater proof to IPX7 standardTwo-lens focused and dispersed optics with side light design for over 270-degrees of visibilityPower status indicator alerts remaining run-time before powering offLight memory modeCompatible with Rev Comp, Compel, Roost and Prompt series helmetsCompatible with saddle rail mount, providing optimal angle for visibilityRuntime HL: High (1100LM) 1.5hrs, Middle 3.5hrs (500LM), Low 7hrs (275LM), Smart (100LM>275 LM with flashoutput in Day) 36hrs; (500LM with steady output at Night) 3.5hrs, Flash (100 LM) 33hrsRuntime TL: High 2.5hrs (100LM), Low 5hrs (50LM), High Flash 6hrs (200LM), Low Flash 25hrs (10LM), Smart modeday 6hrs (200LM), Smart mode night 10hrs (30LM), Low Battery Flash mode 20mins