The Lumen 170 2.0 Light Belt is the perfect companion on your early morning run. This waist light features a pocket capable of carrying a large cell phone or any other essentials you might need. Easy to adjust power settings make the Lumen 170 2.0 ideal when fatigued. The conical shape crves and forms properly to the waist and hips for a smooth ride. The belt body is comprised of comfortable and breathable large-holed micro-fiber polyester mesh.Waist Lights details:Durable and waterproof waist light for nighttime road running with capacity for large smart phones or other essentialsFlood cone for an even light, no-bounce feelFrom mesh to webbing for easier and quicker belt adjustabilityLarger pocket to carry iPhone 7 Plus cell phoneLumen Rate / Burn Time: 170 (high) / 10 hours 66 (medium) / 25 hours 9 (low) / 100 hours 17 (SOS) / 83 hoursWater Resistance:EIPX7Size(s): 26-46 inchesCapacity: 8 c.i.; .13 L