2019 Giant Numen Plus Link Tail Light Rear Light
http://www.everndencycles.co.uk//images/giant/400000143-numen-plus-link-tl.jpg
Super bright 20 lumen rear light with 4 modes: high, mid, flash, patrol. Usb rechargeable, runs for up to 5 hours. Magnetic mounting bracket. Fits most Giant Helmets.
http://www.everndencycles.co.uk/120029/products/2019-giant-numen-plus-link-tail-light-rear-light.aspx