TOWILD BK20 Tactical Flashlight: 5100 Lumen Tactical Flashlight for Self Defense
BK20 Tactical FlashlightThe BK20 Tactical Flashlight combines 5100-lumen max output with 450m throw distance and Xenon-silicon ceramic attack head.
Featuring TYPE-C charge/discharge, IPX8 waterproofing, and one-touch lockout, it's designed for defense, outdoor survival, and emergency use.
The Apex of Tactical Illumination
In high-stakes situations, your equipment must be an extension of your will—instant, powerful, and utterly reliable. The TOWILD BK20 is not merely a flashlight; it is a professional-grade tactical instrument engineered for those who demand ultimate performance. With a blinding 5100-lumen output and a suite of tactical features, the BK20 is built to dominate the darkness and master any crisis.
Instant Control: Professional Dual-Switch Tail Cap
In a critical moment, fumbling with controls is not an option. The BK20 features an intuitive dual-switch tail cap for instinctive, one-handed operation, even with gloves on.
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Tactical Switch (A): For momentary or constant-on activation.
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Function Switch (B): For instant access to strobe or cycling through modes.
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Lock Button (C): A dedicated lock to prevent accidental activation.
This setup allows you to switch between Duty, Daily, and Tactical modes, ensuring you have the right light and function at the exact moment you need it.
Key Features
- CREE XHP70 LED (50,000-hour lifespan)
- Compact size: 150mm(L) × 41mm(Head) × 29.2mm(Dia)
- 21700 battery (5000mAh capacity)
- Battery indicator (4-level LED display)
- Tactical-ready: 235g with anti-roll design
- Triple-switch tailcap (A: Power, B: Mode, C: Lock)
- Bidirectional TYPE-C (2A charge/discharge)
- Aircraft aluminum with hard-anodized finish
- Smart thermal control (auto-dims at 65°C)
A Formidable Defense Tool: Ceramic Attack Head
The BK20 strike bezel is inlaid with three super-hard silicon nitride ceramic beads. This non-metallic, low-profile feature allows for effective glass breaking in rescue situations or serves as a powerful deterrent for self-defense.
Built for the World's Harshest Environments
From scorching deserts to frozen mountains, the BK20 is engineered to perform. It is IPX8 waterproof, fully submersible, and built with high-performance components that operate flawlessly in temperatures from -35°C to 40°C. Its aircraft-grade aluminum body is 1.5-meter impact resistant, making it a tool you can bet your life on.
Your Emergency Power Reserve
Preparedness means having a backup. The high-capacity 5000mAh battery not only powers the BK20 for up to 240 hours but also functions as a USB-C power bank, allowing you to charge your phone or other critical devices when no other power source is available.
Technical Specifications (ANSI/NEMA FL1)
| Mode | Brightness | Runtime |
|---|---|---|
| Turbo | 5100 lumen | 2h* |
| High | 22500 lumen | 3h30min |
| Medium | 400 lumen | 8h |
| Low | 100 lumen | 30h |
| Eco | 5 lumen | 240h |
| Strobe | 3000 lumen | - |
| SOS | 2000 lumen | - |
*Note: Lab tested with 5000mAh 21700 cell. Real-world results may vary.*
Durability
- Waterproof: IPX8 (submersible 2m/30min)
- Impact-resistant: 1.5m drop-proof
User Manual
Basic Operation
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Install battery: Insert 21700 cell (positive toward head) → Remove insulator → Tighten tailcap
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Power on/off: Press A (tactical switch)
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Momentary on: Lightly press A (memory mode)
Mode System
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Press A to power on → Hold C 3s to cycle modes:
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Duty Mode (Eco→Low→Med→High→Turbo)
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Daily Mode (Low→High)
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Tactical Mode (Turbo→Strobe)
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Mode memory: Auto-saves last used brightness
Special Functions
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Strobe:
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Off: Press B for instant strobe (release to cancel)
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On: Hold B 3s to lock strobe
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SOS: Double-click B when on
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Lockout: Hold C 3s when off (flashes 2x to confirm)
Battery Management
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Charge: TYPE-C input (2A max, no C-to-C)
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Charging: Pulsing red → Solid green (full)
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Discharge: USB output (2A max for devices)
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Power indicator:
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≥91%: Solid green
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41-90%: Green blink
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11-40%: Solid red
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≤10%: Red blink (auto-off at 2.8V)
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Safety Notes
⚠️ Warnings:
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NEVER look directly at emitter (5100 lm may cause eye damage)
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Keep away from children – surface reaches 60°C+ in Turbo mode
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Avoid head-down placement when on (heat trap hazard)
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Not for saltwater use – corrosive damage risk
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For transport: Lock out + loosen tailcap
TOWILD disclaims liability for misuse per ANSI/PLATO FL1 standards.
