XANES STL03 review – IPX8 Bicycle Taillight with 6 modes for Rs. 600 (approx), plus 22% off coupon By Gogi Rana on April 4, 2018 6 Comments This is XANES STL03 review, it is a bicycle taillight that comes with 6 modes, it is waterproof (IPX8) and comes for just Rs. 600 (approx). There is only one light color, RED. XANES STL03 comes with 1200 mAh battery.