The Silva Trail Runner II USB is the more powerful brother of the Silva Sport,

Features:

• Extra Wide Headband for a secure and comfortable fit on your head
• 140 Lumen: Amazing beam of light (50m)
  
• Up to 100 Hours Light Time: Reduces the risk of power loss
  
• Splash-proof with an IPX6 rating
• Silva Intelligent Light: For peripheral and direct light at the same time!
• Lightweight and Compact
  
• 4 Different Light Modes for great flexibility: Max/Med/Min/Blink
  
• Battery Indicator so you know when to have new batteries at the ready!
  

Specifications:

• Lumens: 140
• Weight: 130g
• Discharge Time: Max (10h), Min (4h)
• Light Distance: 50m
• Waterproof Standard: IPX6
• Temperature Operating Range: -20°C to +60°C
• Battery Type: Li-Pro Rechargeable
  
• Bulb Type: 1 x High-Power LED, 1 x Semi High-Power LED
• Drop Test: Can withstand a 2 meter drop onto wooden floor