POWERFUL ILLUMINATION: Powerful light for work, home, or outdoor settings, with Turbo mode for maximum visibility at 4000 lumens. 5 LIGHT MODES: Includes Turbo for a burst of light when you need it most, MoonGlow for extended runtime, and High, Medium, and Low modes to adapt to any setting. FOCUSING BEAM with SLIDE FOCUS: Seamlessly switch between flood and spot beams with beam lock to secure your preferred setting. POWER BANK FUNCTION: Features a 5,000mAh battery to power the flashlight and charge your devices. RECHARGEABLE: Power up with the high powered (5000mAh) ZX955 rechargeable battery or the alkaline battery cartridge with 3x AAA for backup power in a pinch.