If you have been searching for the best 18650 Battery 4000mah, you probably have noticed that not all models have the same specifications, some can adapt better than others to different tasks. To help you choose the product you need, we have gathered 10 of the best 18650 Battery 4000mah from different categories on the market. And most significant is that, in picking these items, we have thought about many components like price, quality, durability, performance, reviews, and more so you can not turn out badly with your item buy.
Best 18650 Battery 4000mah
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Product Title
Rating
3
High quality
RAYNAKS Total MAX Output Current 4000mAh RC217 Two Channel Speedy Battery Charger specialized for...
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Amazon.com
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Features
- Nominal capacity: 4000mah 4400mAh 6000mah
- Product size: 19 x 37 x 66mm Voltage: 3.7 V
- Standard weight: about 90g
- recommended charge current: 2A
- The battery pack is widely used in headlights, miner's lamp, flashlight, searchlight, loudspeaker (loudspeaker), wireless monitoring equipment, instrumentation, traffic signs, portable small appliances
Features
- Brand and New|Battery Type:Li-ion| Voltage:14.4V|Capacity:4000mAh| Colo:Black&Red|NO FAKE HIGH-LABEL CAPACITY
- Professional replacement battery for BOSCH DDB180-02,GDR1080-LI,GDR14.4V-LI,GDR14.4V-LIMF,GDR14.4V-LIN, GDR14.4V-LIMF,GDR1440-LI,GDS14.4V-LI,GDS14.4V-LIN,GHO14.4V-LI.etc Cordless Power Tool , Completely meets BOS OEM battery standards.
- No memory effect and Can be charged or discharged as needed without loss of capacity.
- High quality battery cells can increasing to use for longer running time.Products are FCC, RoHS and CE certified, tested by manufacturer to match OEM products,as good as even better than the originals.
- We guarantee to provide safety and full capacity replacement batteries. We also offer you 100% risk-free satisfaction guarantee to let you buy with confidence; no questions asked. 30-day money back and a 12-month warranty.
Features
- Total Max Output Charging Current 4000mAh /One channel 4.2Volts 2000mAh ⅹ 2
- Speedy Charging equally (one independent or two simultaneous battery charging)
- Safety Protection/ Overcharging Prevention/ Overvoltage Prevention/ Overcurrent Prevention/ Reversed Polarity Prevention
- Compatible with 3.6V 3.7V 4.2V 21700 20700 18650 Circuit protected Li-ion Batteries
- Package Include 1x RC217 Battery Charger/ 1x 12V Adaptor/ 1x Car Adapter Code
Features
- 4 x 3.7V（4000mAh） rechargeable batteries, 30 Days Free Refund, lifetime maintenance.
- 【Customer Service】If there are any questions or quality problems please feel free to contact us for more support.
Features
- Certified quality: Each lithium battery pass safety examination before they leave the facotry. They must pass UN38.3 test standards such as low-high temperature test, impact test, over charging, external short circuit, vibration test etc. It will lower down the risk caused by accident to minumum in production, shipping and your using period.
- Long life-time: With about 800 times charge and discharge cycles, each battery can last for 2-3 years in frequent using.
- Wide usage: This item is universal and can be used for LED flashlight, emergency light, outdoor solar light.
- Life time warranty: Every battery from us is of guaranteed quality for life-time. If you have any probelms with the product (caused by product itself), please contact with us for replacement or refund any time.
- Package shipped from US warehouse and includes 2pack-batteries
Features
- 【Safe and Universal】UNIVERSAL BATTERY CHARGER--Can charge for different types of DC 3.7V cylindrical lithium batteries 10440, 14500, 16650, 14650, 18350, 18500, 16340, rechargeable batteries.(For use with IMR/Li-ion Rechargeable batteries only. Do not attempt to charge primary cells such as Alkaline, Zinc-Carbon, Lithium, CR2 or any other unsupported chemistry).
- 【Multiple protection】Comes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.
- 【Charging display】This Battery charger with Red/Green led light display, And the charger will display the status of each rechargeable battery when charging, Automatically detects battery power status and displays charging progress, and automatically stops charging when complete.
- 【Customer Service】If there are any questions or quality problems please feel free to contact us for more support.
- Compatible Devices: Rechargeable battery for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers, surveillance equipment.
Features
- 【CELL SPECIFICATIONS】 4000mAh 3.7V rechargeable type. Note: Please charge it In order to avoid a dead battery when using it for the first time
- 【WIDE APPLICATION】：This 3.7V 4000mAh rechargeable battery can be used in battery-powered equipment, such as replacing rechargeable battery roller motors, mobile power supplies, solar generators, electric bicycles, power walls, etc.
- 【HIGH PERFORMANCE】DIY Professional Battery Pack with the nominal voltage of each cell = 3.7 V. High continuous discharge rate, short circuit and over-current protective
- 【SAFETY ASSURANCE】：Temperature protection,Intelligent protection IC board,Stable Capability,Durable,A+ battery cell,Over charge protection,Over discharge protection,Short-circuit protection.
- 【BATTERY SIZE】: Φ19mm*L:69mm. The connection length is 2.7 Inches. Please Check the battery size and connector type.
Features
- 【Extend 2-4H Playtime】With an upgraded 5000mAh huge-capaity, this oculus quest 2 battery pack can extend your playtime 2-4H when fully charged, depending on the game you're playing and your device settings
- 【Exclusive and Perfect Design】To make customers more convenient, Saqico 2022 latest head strap battery pack is specially designed for oculus/meta quest 2, headphones can be used without adapters, fit perfectly to the quest 2
- 【Slim and Protable】Slim design and lightweight, this meta quest 2 charger is only 2.96oz, will not add any significant weight to your VR headset; at the same time, it can also be carried in your pocket or bag for your charge other Type-C device
- 【Fast and Safe Charging】This oculus quest 2 accessories battery pack has 5V/2A input and output (same as the official oculus quest 2 charger), supports charging and discharging, and passed safety certified test, providing overcharge, short circuit, overcurrent and overvoltage protection
- 【Perfect Compatibility】This battery pack for oculus quest 2 is specially designed for Meta Quest 2, Quest, Elite Strap; also compatible with other devices with C-type connectors
Features
- 【3.7V Rechargeable Batteries】:18650 rechargeable battery is made of durable materials and the quality is very good. Small size and light weight, high capacity, very portable. It can provide you with the necessary charging power source or better help you in emergencies such as travel, emergencies, outdoor adventures, camping or other dangerous situations.
- 【Wide Application】: 18650 3.7V rechargeable battery type has great adaptability, which can be widely used for electronic devices, such as LED flashlights, emergency lights, portable devices, power bank, headlights, toys, remote controls , etc.
- 【Safe and Environmentally Friendly】: 3.7v lithium ion battery 18650 Safe and environmentally friendly, no harm to the environment. The anti-corrosion shell can effectively protect the battery and extend its service life. Preventing waste of non-rechargeable battery. No memory effect, the large battery capacity, allows you to worry no more about your device without power.
- 【Safe Protections & Large Capacity】 18650 batteries provides 6 protections, such as temperature protection, short circuit protection, overcharge protection, and overcurrent protection to stabilize the battery. The 18650 rechargeable battery has a life of at least 20% longer than other 18650 batteries. The low self-discharge technology allows the 18650 battery to maintain at least 80% of the capacity.
- 【100% Satisfaction】: 18650 rechargeable batteries have passed rigorous testing to ensure normal use, please rest assured to buy. We are full of confidence in our products and unconditionally guarantee the service life of these products. If you have any questions, please contact us. We are happy to help you at any time.
Features
- Type: 18650 Battery
- Voltage: 3.7v
- Capacity: 4000mAh
- are: 18*65(mm)
- The voltage is stable, the internal resistance of the battery is low, and the service life is long. Use it with confidence.;
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