Powerful LED flashlight with comprehensive features

Convenient USB Charging
Simply connect F20 rechargeable LED flashlight to any USB port, no more hassle of buying batteries or misplacing your charging equipment.

Long Lasting Flashlight
The high quality customized 2500mAh 18650 battery provides 3 hours of stunning lighting in High Model, or max 36 hours of runtime in Ultra-Low Mode.

Multiple Light Modes
4 different brightness levels plus strobe mode to suit different applications and needs, while F20 has mode memory to remember the last setting.

All-Metal Body
Constructed from aircraft-grade aluminum body with hard anodizing, make this flashlight touch enough to resist scratches, abrasions and corrosion.

The essential EDC flashlight for tactical needs in various situations

Built To Withstand Weather
IPX5-rated water-resistant ensure this compact flashlight shines in the heavy rain.

Adjustable Focus Design
Provide fully zoomable between board-coverage floodlight and focused spotlight.

Be Prepared for Emergency
The crenulated bezels of this strong handheld flashlight are built for tactical support

Safety Warning
Read the user manual carefully before use.
Avoid direct eye exposure to the light beam, this may cause retinal damage.
Be cautious when activating the flashlight or when changing to strobe mode (double click the switch).
The flashlight is IPX5 rated waterproof, please do not immerse in water.
To avoid risk of injury, do not expose flashlight to excessive heat.
Do not disassemble or modify the flashlight.
Only recharge the flashlight in a dry place and charging input should not exceed 7V.
When not using the flashlight for long periods of time, please remove the battery and store in a cool, dry place.

Product Features

  • SUPER BRIGHT: A 920-lumen (max) Cree XM-L2 LED working with zoom design emits a powerful yet adjustable beam to light up any dark spot or space. Features 5 brightness mods with memory function: High / Medium / Low / Ultra-Low / Strobe.
  • LONG LASTING: Max up to 36 hours (Ultra-Low Mode) of constant brightness from the included rechargeable 2500mAh battery. Conveniently recharge in 4.5 hours through the USB port on the side of flashlight with any 1A adapter (not included) and the included USB cable.
  • ROBUST & RELIABLE: IP65-rated waterproof designed for almost all weather conditions, from heavy rain to dusty outdoor. Its aircraft-grade aluminum body with hard anodizing endure scratches, abrasions and corrosion.
  • EVERY DAY CARRY: Highly portable and compact design for outdoor use and all daily activities. Anti-skip knurling provides a comfortable and firm grip in your hand. Tail cap with lanyard hole and is capable of standing on end for using as an emergency lamp.
  • WHAT YOU GET: BYB F20 rechargeable flashlight, 18650 2500mAh rechargeable lithium battery, Micro USB cable, wrist lanyard, user manual, and our risk-free 18 months warranty and hassle-free customer service.

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