Topeak RedLite 80 BT USB Rear Tail Light

The Topeak RedLite 80 features 80 lumens and five lighting modes that can be wirelessly controlled via Bluetooth 5.0 and/or by WhiteLite 800 BT. Bi-directional tool-free mounting with included silicone strap for quick installation and removal on aero/round seatposts or seatstays. High: 80 lm (2.5 hr). Mid: 40 lm (5 hr). Low: 20 lm (9 hr). Blink:30 lm (20 hr). Pulse: 50 lm (15 hr). IPX 6 Waterproof. 81 x 39 x 33mm. 51 grams.