The nano60 punches above its weightmdashliterally. This ultra compact rear light delivers strong daytime visibility thanks to its opticubetrade lens and long range beam projection. Lightweight and versatile it fits modern aero seatposts using the sp 14 ra bracket and integrates seamlessly with the snap systemtrade for a wide variety of mounting options. With six lighting modes smart battery saving features and usb c rechargeability the nano60 is your stealthy safety companion for any ride. Features compact and lightweight body just 20.5g 60 lumen rear led with long range projection highly visible during daytime with opticubetrade lens six lighting modes including two daytime hyperflash settings snap systemtrade compatible for varied mounting options sp 14 ra seatpost bracket fits aero posts up to 130mm usb c rechargeable cable not included low battery indicator and mode memory battery auto save kicks in during low power ipx4 water resistance for all weather reliability specifications dimensions30 x 32 x 30 mm weight20.5g light source1 led batteryli ion polymer rechargeable runtimehigh 20 lumens 3.5 hrslow 3 lumens 20 hrsflashing 6 lumens 60 hrsgroup ride 10 lumens 25 hrsdaytime hyperflash 1 60 lumens 15 hrsdaytime hyperflash 2 20 lumens 20 hrs recharge timeapprox. 3 hrs 0.5a mount sizephi21.5ndash32mmfits up to 130mm outer circumference sp 14 ra water resistanceipx4 other featuresmode memory low battery indicator battery auto save