• Constructed of S304 stainless steel
• CREE XP-E (R4) LED with lifespan up to 50,000 hours
• Strengthened ultra-clear glass lens with two-surface coating
• Battery type: AAA (alkaline or rechargeable 1.2V) -- 1 pc.
• Structural reversed polarity protection
• Output: 50 lumens
• Continuous runtime: 1 hour
• Waterproof