I am only going to use this in strobe blinking for self-defense, Would this work and be effective during day and night?

Yes. The strobe is very strong.

Location of serial number, for my records, please?

The location of the serial number is located near the head of the flashlight.

Is it waterproof or water resistant?

The TM20K has an IP Rating of IP68.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Nitecore TM20K 20,000 Lumen USB-C Rechargeable LED Flashlight with NitecoreSticker

Nitecore TM20K 20,000 Lumen USB-C Rechargeable LED Flashlight with NitecoreSticker

Product ID: 438718708

Details

Color
Black
Light Source Type
LED
Material
Aluminum
Power Source
Battery
Special Feature
Lightweight

🎯317 yards beam distance

💡20,000 lumens max brightness

🔋9600mAh USB-C Quick Charge battery

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₨9904

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In stock

Sold byAmazon SeychellesDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌟 Light Up Your Night Like a Pro — Don’t Get Left in the Dark!

READY FOR ANYTHING - Waterproof, lightweight, and equipped with holster and lanyard—engineered for outdoor pros, safety-conscious managers, and urban explorers alike.
PRECISION BEAM CONTROL - Multiple modes including spotlight, floodlight, strobe, and lock mode for tailored illumination in every scenario.
COMPACT YET RUGGED DESIGN - Under 6 inches long with an ergonomic flat grip and durable aluminum build that fits perfectly in your hand and gear.
BLINDING BRIGHTNESS ON DEMAND - Instant turbo mode unleashes a staggering 20,000 lumens to light up any night adventure or emergency.
POWER THAT LASTS CHARGES FAST - High-capacity 9600mAh battery with USB-C Quick Charge support gets you back to full power in just 4.5 hours.

The Nitecore TM20K is a premium, USB-C rechargeable LED flashlight delivering an ultra-bright 20,000 lumen beam reaching 317 yards. Featuring a robust 9600mAh battery with Quick Charge, multiple lighting modes, and a compact, ergonomic design, it’s built for professionals and adventurers who demand powerful, reliable illumination in a sleek, portable package.

Specifications

ASIN	B09TV6RZCV
Additional Features	Lightweight
Batteries are Included	Yes
Battery Description	Lithium-Ion
Battery Type	Lithium Ion
Best Sellers Rank	#205,059 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,913 in Handheld Flashlights
Brand Name	Nitecore
Color	Black
Customer Reviews	4.0 4.0 out of 5 stars (105)
Finish Types	HA III Hard Anodized
Included Components	Battery, Flashlight, Holster, USB-C Charging Cable
Item Dimensions D x W x H	5.73"D x 1.97"W x 1.97"H
Item Dimensions L x W x H	5.73"L x 1.97"W x 1.97"H
Item Weight	14.89 Ounces
Light Output Maximum	20000 Lumens
Light Path Distance	317 Yards
Light Source Special Features	Turbo Mode, Strobe Mode, Spotlight, Floodlight, Lock Mode
Light Source Type	LED
Manufacturer	Sysmax
Manufacturer Part Number	TM20K+KEY
Manufacturer Warranty Description	Manufacturer warranty.
Material Type	Aluminum
Model Number	TM20K+KEY
Mounting Type	Handheld
Number of Batteries	1 Lithium Ion batteries required. (included)
Number of Light Sources	19
Power Source	Battery Powered
Recommended Uses For Product	outdoor activities, industrial uses, personal safety, search and rescue
Runtime	45 minutes
Set Name	Ambidextrous
Shape	Cylindrical with flat side
Style Name	Compact
Unit Count	1.0 Count
Voltage	3.7 Volts
Warranty Type	Manufacturer Warranty
Water Resistance Level	Waterproof
White Brightness	20000 Lumens

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

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