https://www.bestbuy.com/site/reviews/home-collection-2-sets-usb-rechargeable-led-bicycle-headlight-rear-lamp-cycling-light-kit-black/11229266
Best Buy has honest and unbiased customer reviews for Home Collection - 2 Sets USB Rechargeable LED Bicycle Headlight & Rear Lamp Cycling Light Kit - Black....
customer reviewsusb rechargeablecollectionsetsled
https://hackaday.io/project/7966-upcycling-bicycle-soda-can-lamp
upcycling is "in/trendy" but most of these things are more art than of practical use. I like it if things just fit together. KISS.
upcyclingbicyclesodalamphackaday