POWERFUL PERFORMANCE: Delivers up to 2,020 lumens with a 14,400-candela beam for wide and bright illumination—ideal for professional, outdoor, or everyday use DURABLE CONSTRUCTION : Machined from aircraft-grade aluminum with a Type III anodized finish and precision O-ring seals, offering IPX8 waterproof protection up to 2 meters DUAL SWITCH INTERFACE: Tail switch provides both momentary and continuous modes, while the side switch offers quick brightness control and charging status indication USB-C RECHARGEABLE: Built-in Type-C port supports fast recharging of the included 18650 lithium-ion battery, or use two CR123A batteries for versatile power options DIMENSIONS: Length: 5.13" (130.2 mm) — Bezel Diameter: 1.02" (26 mm) — Body Diameter: 0.91" (23 mm) — Weight: 2.78 oz (79 g, without battery) Specifications: • LED Type: OSRAM P9 LED • Maximum Output: 2,020 Lumens • Beam Intensity: 14,400 Candela • Battery Type: (1) 18650 Rechargeable Li-ion or (2) CR123A • Charging Port: USB Type-C • Modes: 5 Brightness Levels + Strobe • Switch Type: Tail + Side Switch • Runtime: Up to 20 Days (Low Mode) • Waterproof Rating: IPX8 (Submersible up to 2 m) • Material: Aircraft Grade Aluminum Alloy • Finish: Type III Hard Anodized • Lens: Double Coated Glass for Maximum Brightness • Length: 5.13” (130.2 mm) • Bezel Diameter: 1.02” (26 mm) • Body Diameter: 0.91” (23 mm) • Weight: 2.78 oz (79 g, without battery) • Package Includes: E11-Gen3 Flashlight, Powertac 18650 2600mAh Battery, Type-C Charging Cable, Spare O-Rings, Lanyard, Instruction Manual