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10 Best Battery Chargers 2025 in the United States

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Our Top Picks

#1

Winner

Portable Charger 40800mAh Power Bank with 3 Built-in Cable,25W PD USB C in&Out Power Bank Fast Phone Charging,QC4.0 LED Display Portable Battery Pack Compatible with iPhone 16/15, Galaxy Android-Black

Rating
10.0
Chosen by1,196
Number of Charging Slots
Portability

Most important from
1518 reviews

Number of Charging Slots
Allows charging multiple devices at once with its high level of convenience.
Portability
Built-in cables offer super convenience, making it perfect for travel or emergencies.

The Portable Charger 40800mAh Power Bank offers impressive versatility with its compatibility across a wide range of devices, from iPhone and Samsung to other Android phones and tablets. It includes three built-in cables (iOS, Type C, USB A) and three USB ports, allowing you to charge up to five devices simultaneously. This makes it highly suitable for users with multiple electronic devices.

The power bank also features a 25W PD fast charging capability, which can charge your device up to 50% in just 30 minutes - significantly faster than many traditional chargers. The LED display is a handy addition, providing an accurate readout of the remaining battery power. With a large 40,800mAh capacity, this power bank can charge most devices 6-8 times, ensuring you stay powered for a week or more on a single charge. Despite its high capacity, the device remains relatively portable, with dimensions of 5.9 x 2.67 x 1.18 inches and a weight of 1.17 pounds.

Safety is also well-addressed with the inclusion of an intelligent controlling IC and multiple system protections against overcharging and short-circuits, giving users peace of mind. However, the power bank is slightly bulky and may feel heavy for some users. Additionally, while the built-in cables add convenience, they might not be long enough for some users' needs. Despite these minor drawbacks, the Portable Charger 40800mAh Power Bank stands out as a powerful and versatile charging solution for those needing reliable power on the go.

Rating
10.0
Chosen by1,196
Number of Charging Slots
Portability

Most important from
1518 reviews

Number of Charging Slots
Allows charging multiple devices at once with its high level of convenience.
Portability
Built-in cables offer super convenience, making it perfect for travel or emergencies.
#2

Belkin Portable Charger, Power Bank 10000 mAh, 23W w/Integrated Lightning Cable & USB-C Cable - iPhone Charger Battery Pack for Apple iPhone 16, 15, 14, Galaxy S25, Pixel 9, Travel Essentials - Black

Rating
10.0
Smart Charging Features
Portability
Safety Features

Most important from
1087 reviews

Smart Charging Features
Pressing the button on the top before plugging in the iPhone solves charging issues, making it reliable again.
Portability
The convenience of having built-in Lightning and USB-C cables makes it perfect for travel and everyday use.
Safety Features
It can get a bit warm, so avoid covering it with blankets or other materials.

The Belkin Portable Charger is a solid option for those in need of a reliable power bank, especially for Apple devices like the iPhone. With a capacity of 10,000 mAh, it offers up to 31 hours of additional battery life, which is great for long trips or busy days. One of its standout features is the integrated Lightning and USB-C cables, making it a compact all-in-one solution that eliminates the need to carry extra cables.

With a total output of 23W, you can charge two devices at the same time, which is convenient for users with multiple devices. The pass-through charging feature is another benefit, allowing you to recharge the power bank while simultaneously charging your phone, saving time on charging. Additionally, the LED indicator light is a handy feature, letting you know when it’s time to recharge the power bank itself.

There are a few drawbacks to consider. While the 10,000 mAh capacity is decent, it may not be enough for heavy users who require even more power for extended periods. The design, while compact, may not suit everyone's preferences, especially considering it's slightly bulkier than some ultra-slim alternatives on the market.

Rating
10.0
Smart Charging Features
Portability
Safety Features

Most important from
1087 reviews

Smart Charging Features
Pressing the button on the top before plugging in the iPhone solves charging issues, making it reliable again.
Portability
The convenience of having built-in Lightning and USB-C cables makes it perfect for travel and everyday use.
Safety Features
It can get a bit warm, so avoid covering it with blankets or other materials.
#3

Belkin Portable Charger, USB C Power Bank 20000 mAh w/ 2 USB-A Ports, 15W w/ Type-A to Type-C Cable for iPhone 16, 15, Plus, Pro, Pro Max, Samsung Galaxy S25, S24, Pixel 9, iPad, & More - Blue

Rating
9.8
Charging Speed
Portability
Number of Ports

Most important from
3967 reviews

Charging Speed
Delivers reliable backup power that keeps devices charged even during intensive use like long biking trips with mapping apps.
Portability
Built to be sturdy and well-made, providing a dependable feel that withstands regular travel and outdoor conditions.
Number of Ports
Supports charging multiple devices simultaneously without quickly draining its own capacity, making it ideal for multi-gadget users.

The Belkin Portable Charger with a 20,000mAh capacity offers a solid balance of power and convenience for charging multiple devices on the go. It features three ports—one USB-C and two USB-A—allowing you to charge up to three devices simultaneously, which is great if you carry several gadgets. The charger supports up to 15W output on the USB-C port and 12W on the USB-A ports, which is sufficient for everyday smartphone and tablet charging, but it’s not the fastest available for quick top-ups on larger devices. Its compatibility is broad, working well with popular phones like iPhone 16 series, Samsung Galaxy S24/S25, and Pixel 9 models, making it versatile across brands.

Safety is taken seriously with overcharge protection and a two-year warranty, giving peace of mind that your devices won’t be harmed. In terms of portability, it weighs just over a pound and is compact enough to slip into a bag, though it’s a bit heavier than ultra-slim power banks. The included 6-inch USB-A to USB-C cable is a handy bonus, so you can start charging right away. One minor drawback is that the USB-C output power is shared between two ports, which may result in slower charging if multiple devices are connected at once.

The LED indicator helps you keep track of the remaining battery level, which is a useful feature. This charger is well-suited for users who need reliable, multi-device charging with good safety features rather than ultra-fast charging speeds or an ultra-light design.

Rating
9.8
Charging Speed
Portability
Number of Ports

Most important from
3967 reviews

Charging Speed
Delivers reliable backup power that keeps devices charged even during intensive use like long biking trips with mapping apps.
Portability
Built to be sturdy and well-made, providing a dependable feel that withstands regular travel and outdoor conditions.
Number of Ports
Supports charging multiple devices simultaneously without quickly draining its own capacity, making it ideal for multi-gadget users.

Buying Guide for the Best Battery Chargers

Choosing the right battery charger can make a big difference in maintaining the health and longevity of your batteries. Whether you're charging batteries for your car, phone, camera, power tools, or other devices, the right charger ensures safe and efficient charging. By understanding a few key specifications, you can pick a charger that matches your needs and keeps your equipment running smoothly. Consider where and how you plan to use the charger, as well as what types of batteries you'll be charging.
Battery Type CompatibilityBattery type compatibility refers to which types of rechargeable batteries a charger can safely charge, such as lithium-ion, NiMH, NiCd, or lead-acid batteries. This is crucial because using an incompatible charger can damage your battery or cause safety issues. Chargers are often built to work with specific types. Some are versatile and support multiple battery chemistries, while others are specialized for one type. To choose the right one, check the batteries you use most often—match the charger's compatible battery types to those.
Charging Current (Amperage)Charging current, usually measured in amps (A) or milliamps (mA), indicates how fast the charger can refill the battery. Higher currents charge batteries quicker, but not all batteries can safely handle fast charging. Chargers with adjustable current give flexibility—choose lower currents for small or delicate batteries and higher for bigger ones. If you need fast turnaround and your batteries support it, a higher current may suit you. For general use or overnight charging, lower currents are usually safer and prolong battery life.
Output VoltageOutput voltage is the electrical pressure the charger supplies, and it must match your battery’s requirements. Common household batteries need specific voltages, like 1.2V for AA rechargeable or 12V for car batteries. Using the wrong voltage could damage the battery or reduce its efficiency. Pick a charger with the correct voltage for your battery type, or choose a charger with adjustable voltage if you need to charge different types.
Number of Charging Bays or PortsThis spec tells you how many batteries you can charge at once. Some chargers have just one or two slots, while others can handle four, eight, or even more. Consider how many batteries you often need charged at the same time. If you go through several per day, a charger with more bays saves time and effort. If you only need to charge one or two occasionally, a simple charger will do.
Smart Features and Safety ProtectionsSmart features include automatic shut-off, trickle charging, and detection of battery health. These help prevent overcharging, overheating, and other problems that can harm batteries or cause safety hazards. Some chargers can even detect faulty batteries and stop charging. Look for chargers with these features if you want added safety and convenience, especially for expensive or sensitive batteries.
Portability and DesignPortability covers the size, weight, and convenience of carrying the charger. If you need to travel or charge on the go, look for compact, lightweight chargers that work with standard USB power or car adapters. For home use, bigger chargers with more features are fine. Choose the design that fits your lifestyle—whether that’s a small pocketable charger or a sturdy model for a workshop.

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