Amazon Basics Neoprene Workout Dumbbell

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Rechargeable With Long-lasting Performance – A complete cycling safety system featuring a rechargeable headlight and taillight. Fully recharge in less than 2 hours when connected to any usb port. Runtime of up to 6+ hours on strobe mode. (2+ hours on the highest setting.)
Super Bright Day Or Night – The 320 lumen headlight uses the latest led technology to illuminate your path and keep you visible during both night and broad daylight. Blitzu drls are visible from up to 1.2 miles away, even during daylight hours, so drivers have more time to see and react. For protection from behind, the 80 lumen red taillight has a 220° wide-angle beam that can be seen from blocks away.