10 Best 21700 Bank Power In The Us - Black Friday 2024
- 46% Off
Anker 737 Power Bank, 24,000mAh 3-Port Laptop Portable Charger with 140W Output, Smart Digital Display, Compatible with iPhone 16/15/14/13 Series, Vision Pro, Samsung, MacBook, Dell, AirPods, and More
9.3 Charging power9.1 Battery Duration8.9 For travelingWhy we love it
Ultra fast charging
High capacity battery
Smart digital display
9.9Exceptional
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Value for Money2
UGREEN35% OffUGREEN Nexode Power Bank 20000mAh 130W Portable Charger 72Wh PD Fast Charging 3-Port USB C Battery Pack with TFT Smart Display for MacBook/ipad/iPhone 16/Samsung S24/Switch and More
Main highlights- TFT Display: 20000 mAh power bank is equipped with an TFT display which can display real-time information such as battery power, remaining charge time, output/input power, voltage, current, etc., the display content is more delicate, the colors are richer
- Light & Compact: UGREEN power bank adopts advanced column design to maximize the use of internal space. The columnar design can be easily held in the palm of your hand, making it a perfect choice for light travel or commuting
- Durable & Safe: 100W power bank uses automotive grade batteries, multiple protection and professional safety certifications, real-time temperature detection and high-speed heat dissipation let you to use it with confidence and protect charging devices
- Airline Approved: This portable charger has a large capacity of 20,000 mAh, which can fully charge an iPhone 15 4 times, or fully charge multiple devices on your trip, this capacity meets the standards of airlines, so you can take it on the plane
- 100W Fast Charging: This battery pack can quickly power multiple devices such as laptop and phone at the same time, the maximum output power of the OUT1 port is 100W, which can charge an iPhone 15 by 55% or a MacBook Pro 16'' by 43% in 30 minutes
9.8Exceptional
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3
PULUZ2-in-1 Cell Phone Wireless Charger Mobile Power Battery Charger Set,Portable Battery Charger with LCD Display and 2 USB Output Ports，DIY 4 * 21700 Solderless White Battery Box(Battery Not Included)
Main highlights- 【Reliable Customer Service】A good product is of course inseparable from a good service, if you have any questions about this product, please feel free to contact us. Our reliable customer service will reply you within 24 hours to provide you with a satisfactory solution.
- 【Multi-Function and Flexible Use】The portable charger has 2 USB output ports, with mobile phone wireless charging function, supports 22.5W+15W wireless charging, supports two-way fast charging, charging current up to 5A, efficiency up to 96%, suitable for Apple/Huawei/Samsung /Xiaomi/OPPO/vivo and other mobile phone fast charging.
- 【LCD Screen Display】The battery box has an LCD screen display, which accurately displays the battery power, and you can check the battery power status at any time. With LED indicator light, it provides effective instructions for your use. The power output uses the USB port. Plug in the data cable to achieve portability and charge at any time.
- 【Effective Security Protection】The battery box supports temperature loop control, automatic load detection/light load detection, input overvoltage, undervoltage protection, output overcurrent, overvoltage, short circuit protection, battery overcharge, overdischarge, and overcurrent protection. , IC over-temperature protection allows you to charge with confidence and use with peace of mind.
- 【DIY Mobile Power Supply】Large capacity, you can make a mobile power bank by placing 4 21700 flat-head batteries (battery not included in this product). The battery box can charge your battery or be used with the battery as a mobile power supply. on your mobile phone and other devices. (Note: Please pay attention to the positive and negative terminals of the battery)
9.7Exceptional
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4
FUJILFUJIL 100W 21700mAh Portable Power Bank for Laptop, Transparent Design, Intelligent Screen, 2 USB A & USB C Ports for MacBook, iPhone, Android and More
Main highlights- What you get: 1 FUJIL 100W Power Bank, 1 100W USC-C Cable, 1 Travel Pouch, User guide
- Universal Compatibility: Ensures you can charge any device, anywhere. Its versatile design supports multiple charging standards, making it an essential accessory for tech users on the go.
- Transparent Design: The see-through design reveals the internal components, adding modern style and visual appeal. It allows users to see the inner workings, combining functionality with a sleek aesthetic. Ideal for tech enthusiasts on the go.
- Intelligent Display: Equipped with an intelligent display that provides real-time information on output distribution, voltage, amps, and remaining battery charge. Stay informed and in control with clear, precise readings.
- 21700mAh Large Capacity: The large 21700mAh capacity provides power for days with up to 7x charges for your mobile device, 1.2x MacBook charges, and 2.5x charges for iPad. Equipped with 2 high speed USB-A port and 1 USB-C port, charge up to 3 devices simultaneously.
- 100W PD Fast Charging: This portable charger features a 100W USB-C PD port, delivering rapid and efficient charging for laptops, tablets, and smartphones. Its high-capacity design ensures your devices stay powered up, keeping you connected and productive wherever you go.
9.5Excellent
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5
allmaybeALLMAYBE PC2 18650 Battery Charger with XTAR QC3.0 18W Wall Charger USB C Port 21700 Battery Charger with USB Output Function for 18650 20700 21700 Batteries-Not Included Batteries
Main highlights- the PC2 comes with a magnetic cover, Dust-proof and Drop-proof；Built-in Ribbon, Easy for Removing the Batteries；Rubber-painted Material, Skin-friendly Touch.Precise numerical tube displays real-time charging/discharging current and voltage, and battery capacity percentage, and supports a one-handed button to check each battery’s charging voltage and current
- Type-C and USB-A ports can both be used for output and charge two external devices at the same time, more convenient for outdoor usage. (*PC2 can also charge ‘low-current’ devices such as Bluetooth headphones and USB lights.)
- Portable Charger with Power Ban.k Function, Charge 18650 18700 20700 21700 batteries, With your own batteries, you can even DIY the capacity of the power bank up to 10000mAh+
- Package come with XTAR QC3.0 wall charger. Precise numerical tube displays real-time charging/discharging current and voltage, and battery capacity percentage, and supports a one-handed button to check each battery’s charging voltage and current
- Package List: PC2 Charger(Not included batteries), QC3.0 wall charger, Portable Pouch,USB C Cable, manual
9.4Excellent
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6
FUJILFUJIL 21700mAh 22.5W Portable Power Bank, Transparent Design, Intelligent Screen, 2 USB A, USB C Fast Charging & Lightning, Compact External Battery Pack with LED Display, for iPhone, Android and more
Main highlights- Universal Compatibility: Ensures you can charge any device, anywhere. Its versatile design supports multiple charging standards, making it an essential accessory for tech users on the go.
- Transparent Design: The see-through design reveals the internal components, adding modern style and visual appeal. It allows users to see the inner workings, combining functionality with a sleek aesthetic. Ideal for tech enthusiasts on the go.
- PD22.5W Fast Charging: This portable charger features a 22.5W USB-C PD port, delivering rapid and efficient charging for your mobile devices. Its high-capacity design ensures your devices stay powered up, keeping you connected and productive wherever you go.
- Intelligent Display: Equipped with an intelligent display that provides real-time information on output distribution, voltage, amps, and remaining battery charge. Stay informed and in control with clear, precise readings.
- 21700mAh Large Capacity: Provides power for days with up to 5x charges for your mobile device with featured 2 high speed USB-A port and 1 USB-C port. Charge up to 3 devices simultaneously.
9.3Excellent
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7
UGREEN32% OffUGREEN 20000mAh 100W Power Bank, Nexode Portable Charger USB C 3-Port PD Fast Charging Battery Pack Digital Display for MacBook, iPad, iPhone 16, Galaxy S24 Ultra, Steam Deck, Dell XPS and More
Main highlights- One For All: This 100W portable charger can meet various charging needs in daily life, including most laptops, tablets, and phones, and also supports smaller devices such as AirPods, fitness trackers, smartwatches, etc
- Charging On The Go: Advanced technology allows this battery pack to shrink the battery size without compromising charging efficiency, portable and space-saving, 20% lighter than similar power banks, reducing the burden on your trip
- 65W Quickly Recharge: The OUT1 port can not only fast charge your devices but also provide 65W efficient charging for the portable charger itself, a full charge takes only 1.6 hours, 5x faster than ordinary power banks, say goodbye to waiting
- 3-in-1 Fast Charging: Equipped with 2 USB C ports and one 22.5W USB A port, this powerful 100W power bank can charge 3 devices simultaneously, Macbook Pro 16" can be charged to 42% in just 30 mins, and iPhone 15 can be charged to 55% in 30 mins
- 20000 mAh Huge Capacity: Ugreen usb c battery pack can meet 5-7 days of battery life, fully charge iPhone 15 Pro up to 4.5 times and MacBook Air 15'' up to 1.1 times, ideal for traveling, business trips, camping, or other outdoor activities
9.0Excellent
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8
MandarookerPortable Charger 10000mAh,22.5W Fast Charging Power Bank with Built in Cables,Transparent External Battery Pack with Flashlight,USB C in&out Portable Phone Charger for iPhone Samsung Android Cellphone
Main highlights- 【What you can get】: The package includes the portable charger power bank*1, User manual*1, USB C cable *1 (charge the power bank itself or charge Android cellphone with a type c charging port). 24 hours friendly customer service. 18 Month’s warranty and lifetime technical support.
- 【Transparent shell design】: The full transparent design is adopted to display the precise structure inside the battery, including the equipped battery, circuit layout, battery capacity, and fully display the industrial technology aesthetics.
- 【Super Powerful】: 10000mAh add nearly 2 charges to iPhone 13, or almost 1.6 charges to Samsung Galaxy S20.
- 【Portable charger Power bank with built in cables】Portable phone Charger with built-in 4 cables for iPhone, USB-C devices,Micro devices and USB A cable for recharge the power bank itself. no need to carry any cords when going out.
- 【LED digital screen】: The LED digital screen will clearly display the power of the external battery pack, allowing you to easily master the remaining power of USB C portable charger.
- 【Come with Flashlight】:Double click the button to turn on the light function. Click again to adjust the brightness. There are three levels of brightness. There are 2 lighting modes. Double-click the button to enter the lighting mode. Click four again to enter flash mode.
- 【6 Outputs and 2 Inputs】USB C Portable charger has 6 outputs and 2 inputs, you may charge 6 devices max Simultaneously. recharge power bank with 2 inputs options easily. Battery pack builts in 3 output cables and another 3 outputs (Total 6 outputs),great Compatible with iPhone, android or micro devices. It also builts in 2 inputs (1 built-in recharging cord, 1 usb c input), which you can use any one of them to recharge external battery power bank conveniently.
- 【22.5W Fast Charging & Simultaneous charging function】: The power bank has a PD 18W USB C port,a 22.5W USB A port and a 22.5W type c cable, it can quickly charge 6 cellphones Simultaneously, twice faster than the normal portable charger power bank, saving more time for you. Charge for iPhone 13(Samsung S10) to 60%(50%) only needs 30mins, universal compatible with iPhone, Samsung etc PD & QC 3.0 devices.
8.9Very Good
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9
CUKTECHCUKTECH 30W Mini Power Bank, 10,000mAh Portable Charger with PPS PD3.0, Dual-Charging Ports Battery Pack, Compatible with iPhone 15/14 Series, iPad Air/Pro, Samsung S24 Ultra, Surface Pro, Switch etc
Main highlights- Two-Way 30W Fast Charging: Enjoy shorter recharging times and lightning-fast device charging. Power your iPhone 15 up to 58% in just 30 minutes - 3 times faster than standard chargers. Charges three times faster than a 5W charger, allowing you to return to your priorities in a shorter time.
- Prioritizing Safety in Every Use: Real-time monitoring of battery temperature ensures the utmost reliability and safety. Its automotive-grade 21700 power cells offer unparalleled durability, setting a new standard in power and safety.
- Mini Appearance for Better Portability: Sized like a credit card and weighing just 6.9 oz, its stylish and elegant appearance adds refinement to your everyday carry.
- Dynamic Pulse Light Strips: It displays your power bank battery level in a visually stunning way, reminding you to charge at any time.
- Compact Yet Durable: With a 10K capacity, CUKTECH 30W power bank can charge your devices multiple times, boosting your iPhone 15 video playtime to 34 hours.
8.8Very Good
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10
POIYTL13% OffPOIYTL Power Bank 50000mAh 22.5W Fast Charging Portable Charger with Flashlight, 3 Outputs & 2 Inputs Huge Capacity External Battery Pack for iPhone, Samsung, iPad etc
8.7 Charging power8.4 Battery Duration8.2 For travelingWhy we love it
High capacity: can charge a phone 10 times over
Fast charging: can charge a phone in half an hour
Multi
8.7Very Good
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