Top 10 4200mah 3.7v Li-ion Battery – Handheld Flashlights

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1. WolfonFire

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Emergency, Hiking, Ultra Bright Adjustable Focus Handheld light and 5 Modes for Camping, High 2000 Lumen 18650 Flashlight with 8PCS 3.7V 5000mAh Rechargeable Battery and Charger, Outdoor

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WolfonFire #ad - Powered source: 8 pcs 3. 7v 18650 li-on rechargeable battery Included or 3aaa BatteriesNot Included and 1Pcs Battery Charger. Ultra bright:intense spotlight for long range observation can up to 600 feet, Circle Floodlight for large area illumination.

2000-lumen max powerful led. Five light modes&zoomable: high / low / middle / Strobe / SOS, With ON / OFF button, easy to operate. Works well outdoor, flashlight rechargeable, routine patrolling, torch flashlight, mini led flashlight, emergency flashlight, flashlight torch light, Good for search missions, rechargeable flashlights high lumens, etc. If there are any issues with the flashlights at all, We will replace or refund your purchase, no worries at all. Perfect as pocket flashlight, led camping flashlight, cave exploring, etc. Satisfaction guaranteed: 2 year worry-free Warranty.
BrandWolfonFire #ad
ManufacturerWolfonFire #ad

2. Skywolfeye

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Ultra Bright Adjustable Focus and 5 Modes for Outdoor, Skywolfeye 2 Packs Led 2000 Lumen 18650 Flashlight with 4Pcs 3.7V 5000mAh Rechargeable Battery and Usb Charger, Xml Handhold Flashlight

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Skywolfeye #ad - Powered source: 4 pcs 3. 7v 5000mah button top li-on Rechargeable Battery and 1Pcs Battery Charger. Works well outdoor, rechargeable flashlights high lumens, emergency flashlight, flashlight rechargeable, led camping flashlight, routine patrolling, torch flashlight, mini led flashlight, cave exploring, etc.

Ultra bright:powerful leds produce bright, large-area floodlights or a perfectly concentrated spotlight with a beam illumination distance of 20 ft / m, 2000-lumen max. Adjustable focal length. Satisfaction guaranteed: 2 year worry-free Warranty. Perfect as pocket flashlight, Good for search missions, flashlight torch light, etc. Five light modes: high / strobe / Middle / sos, with on / Low / off button, easy to operate. If there are any issues with the flashlights at all, We will replace or refund your purchase, no worries at all.
BrandSkywolfeye #ad
ManufacturerSkywolfeye #ad
Part Number8

3. Mago

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2000 Lumen LED Tactical Flashlight and 6 Pack 3.7V Rechargeable High-Capacity 18650 Battery with Batteries Charger,Adjustable Focus and 5 Light Modes Handheld Flashlight for Camping Hiking Running

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Mago #ad - It’s so powerful but small and portable to carry. All flashlights and batteries come with free return within 30 days, free repairing within 1 year. Indoor and outdoor versatilitythe heavy-duty aluminum alloy body protects the LED lightbulbs on the inside and it’s also splash resistant if it rains or gets wet.

The length is 5. 2 in. We take care of all quality-related issues with a replacement or refund. If you have any problem with the product, please contact us. Super bright & portablethis flashlight has a maximum output power of 2000 lumens. Ultra-bright clarityour pocket flashlights are small in size but big on power to give you the best nighttime view.

Easily light up an entire room or focus in on objects up to 1000 feet away! Long-lasting poweryou don’t need to be busy replacing batteries constantly, very handy tactical flashlight, with 6 * 3. 7v rechargeable battery and 1* charger. After fully charged, the flashlight can last about 4~6 hours on High mode.
BrandMago #ad
ManufacturerChina #ad
Part NumberDE-SDJS-0309-1733

4. FPWW

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FPWW Rechargeable Battery Electronics 18650 Lithium Battery 3.7V 4200Mah Rechargeable Li-Ion Cell for Headlight Power Bank Microphone-2pieces

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FPWW #ad - Low recurrent operation, short circuit and over current protection. High performance lithium battery cell with DIY stable discharge rate, no `` memory effect ''. Provides excellent continuous power solutions to your devices. High energy density and long-lasting power, ensures extremely long charging circles, perfect for long-term daily use. Safe and environmentally friendly, tested to strict quality control standards.
BrandFPWW #ad
ManufacturerFPWW #ad
Part Number9868206079876

5. RDMV

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RDMV Rechargeable Battery Electronics 18650 Lithium Battery 3.7V 4200Mah Rechargeable Li-Ion Cell for Headlight Power Bank Microphone-1piece

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RDMV #ad - High energy density and long-lasting power, ensures extremely long charging circles, perfect for long-term daily use. Low recurrent operation, short circuit and over current protection. High performance lithium battery cell with DIY stable discharge rate, no `` memory effect ''. Safe and environmentally friendly, tested to strict quality control standards. Provides excellent continuous power solutions to your devices.
BrandRDMV #ad
ManufacturerRDMV #ad
Part Number9870528861886

6. NQBY

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NQBY Rechargeable Battery Electronics 18650 Lithium Battery 3.7V 4200Mah Rechargeable Li-Ion Cell for Headlight Power Bank Microphone-2pieces

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NQBY #ad - Low recurrent operation, short circuit and over current protection. Safe and environmentally friendly, tested to strict quality control standards. High performance lithium battery cell with DIY stable discharge rate, no `` memory effect ''. High energy density and long-lasting power, ensures extremely long charging circles, perfect for long-term daily use. Provides excellent continuous power solutions to your devices.
BrandNQBY #ad
ManufacturerNQBY #ad
Part Number9868952869066

7. Siuyiu

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3.7v 18650 Rechargeable Li-ion Battery Fashlight,Siuyiu 4 pcs Li-ion 18650 2000mah 3.7v Rechargeable Batteries Zoomable Flashlight,1000 Lumens XM-T6 5 Mode Led Tactical Flashlights for Outdoor Camping

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Siuyiu #ad - Ultra-low self-discharge, durable in use and storage. Constantly charge and discharge these batteries without noticeable reduction of battery life. Low self-discharge, the batteries are RoHS, voltage stability, Low-energy placement, Fast charging, FCC, and CE listed.

Material siuyiu 3. 7v 18650 rechargeable li-ion batteries are mercury cadmium and lead free, The positive terminal is made of plated manganese steel with minimal resistance and high conduction for fast heat dissipation, the negative terminal is reinforced with more protection, safe for home and better for environment. Longer life 100% genuine core inside, cycle life can reach more than 1000 times in normal use, can last longer after each full charge, which has a longer life than normal batterie.

Rechargeble these li-ion 18650 2000mah 3. 7v rechargeable battery come without the typical Lead Acid memory effects. The lithium cell is UL listed, Short-circuit and over-current protection. Wide application ideal for flashlight, kids toys, headlamp, digital camera, radio, loudspeaker, Monitoring equipment, fan, Mobile DVD and other 3.7v battery powered portable devicesr. Protection built-in integrated safety circuit protects battery from over discharge/overcharge, Long battery life.
BrandSiuyiu #ad
ManufacturerSiuyiu #ad
Part Number2021425-01

8. NQBY

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NQBY 18650 3.7v 4200mah Lithium Battery Cell Batteries Rechargeable for Flashlight Headlamp Power Bank Microphone

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NQBY #ad - High energy density and long lasting power, ensures extreme long charging circles, great for long term daily use. Provides excellent continuous power source solutions to your devices.

Widely used on torch, power bank, interphone, microphone, remote control, laptop, video doorbell, portable printer, aerial model, mini fan, portable DVD, headlamp, camera, instrument, led light, audio equipment, and other electronic devices that need 18650 cells. Safe and environmental friendly, tested under strict quality control standards. Stable discharge rate, no ''memory effect'' 18650 lithium battery cell.
BrandNQBY #ad
ManufacturerNQBY #ad
Part Number9871039820409

9. RDMV

#ad

RDMV 18650 3.7v 4200mah Lithium Battery Cell Batteries Rechargeable for Flashlight Headlamp Power Bank Microphone

#ad
RDMV #ad - High energy density and long lasting power, ensures extreme long charging circles, great for long term daily use. Widely used on torch, video doorbell, remote control, interphone, LED light, portable printer, power bank, mini fan, headlamp, camera, audio equipment, laptop, instrument, portable DVD, microphone, aerial model, and other electronic devices that need 18650 cells.

Safe and environmental friendly, tested under strict quality control standards. Provides excellent continuous power source solutions to your devices. Stable discharge rate, no ''memory effect'' 18650 lithium battery cell.
BrandRDMV #ad
ManufacturerRDMV #ad
Part Number9870741060578

10. NQBY

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NQBY 18650 3.7v 4200mah Lithium Battery Cell Batteries Rechargeable for Flashlight Headlamp Power Bank Microphone

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NQBY #ad - Low re-occurring operation cist, short-circuit and over-current protection. High energy density and long lasting power, ensures extreme long charging circles, great for long term daily use. Widely used microphone, laptop, led light, portable dvd, camera, video doorbell, portable printer, headlamp, aerial model, audio equipment, flashlight, instrument, remote control, mini fan, interphone, and other electronic devices that need 18650 cells. Safe and environmental friendly, tested under strict quality control standards. Stable discharge rate, no ''memory effect'' 18650 lithium battery cell.
BrandNQBY #ad
ManufacturerNQBY #ad
Part Number9866756758081