Generic Super Bright Waterproof Tactical 3 Modes 17000 Lumen 10x CREE XM-L T6 Titanium LED Lamp Light Powerful Flashlight Torch for Hiking, Camping, Hunting and Other Indoor or Outdoor Activities Super Bright: With 10x Cree XM-L T6 LED, producing the super bright light which can be up to 10000LM. Water Resistant: IP67 waterproof level, you can use it even in the rainy day. Sturdy & Self-defense: The aluminum alloy shell, it can be a self-defense tool when you are in danger. 3 Modes: High / Low / Strobe (Long press the button for at least 3 seconds), suit for your different needs. Power Source: 2/3/4 pcs 3.7V 18650 Rechargeable Batteries (The battery is not included)