What are the benefits of a wireless phone charger?


    Even though they are slower than wired chargers, wireless chargers are a simple way to charge your phone without plugging it in. And stand-style chargers are superior because, unlike horizontal pads, they permit you to use your phone while it is charging. 

    Smartphone charging on wireless charger

    How does wireless charging work?

    As its name suggests, wireless charging allows a phone to charge without being attached to a power source via a USB cord. The technique is made feasible by Qi, an internationally acknowledged technology standard (pronounce chee). Under the rear covers of Qi-compatible smartphones is a little loop of wire called a receiving pad. The second wire loop in wireless mobile chargers’ functions as a transmitter. When the two loops are aligned, they generate a magnetic field that transfers power from the transmitter to the receiver, which in turn informs the transmitter of the amount of power to deliver. A Qi-compatible device’s safety features monitor temperature to prevent overheating when charging.

    How may a wireless charger be used?

    To use a wireless charger, simply set your phone or tablet on the charger with the back cover touching the charger. The battery symbol will indicate that the phone is being charged.

    Benefits of Utilizing a Wireless Charger

    Wireless mobile chargers make life easier, which is never a bad thing in today’s frantic environment. Among the advantages of wireless chargers are:

    1. Single-point charging

    A wireless mobile charger can power all Qi-compatible gadgets, such as smartphones, tablets, headsets, and earphones.

    2. Less clutter

    There is no need to keep track of multiple wires and cables, which are frequently lost or damaged. Since a single mobile wireless charger may replace them all, wireless charging has become a popular option for travel technology.

    3. Increasing battery life

    Place your phone on the charger anytime you have a few minutes to provide a short boost to its battery life

    4. Safe connections

    As all charging occurs within the phone, there is no risk of corroded USB ports, which reduces the possibility of charging errors or electrical issues. In addition, you never have to worry about electrical issues caused by unreliable third-party charging cords.

    5. No Signs of Over Usage 

    Regularly plugging phones into power cables raises the chance of port damage, which can lead to pricey repairs.

    A person putting smartphone on wireless charger.

    6. No Danger of Overheating

    When a Qi-compatible phone is fully charged, it automatically turns off the wireless charger, thereby conserving energy and keeping the battery from overheating.

    7. No Cable Hassle

    Have you spent several hours untangling a cord to keep your cell phone from dying? We all dislike long cables that are difficult to manage and take up a great deal of room in the drawer or luggage. Wireless charging eliminates the inconvenience of cables, and who doesn’t love that? Simply lay your phone on the charger or use a few inches of cable (in the event of a power bank) and the magic will occur.

    8. Convenient

    Here is another advantage of wireless chargers that you should be aware of. Added convenience is likely the primary reason why so many people prefer wireless chargers over traditional ones. And new wireless chargers employ electromagnetic waves to provide your phone with the necessary energy to charge.

    9. Multiple Uses

    If you are traveling with a group of friends or family members, it can be difficult to carry too many chargers. With wireless charging, you can power many phones with a single charger. If your phone is compatible with the wireless charger type, this is one of the most fantastic benefits.

    10. Long Term Endurance

    Because wireless charging does not require repeated plugging and unplugging of the charging cable, the wear and tear on the mobile phone’s data interface will be substantially reduced.

    In addition, the coil for wirelessly charging mobile phones is not exposed to air, which reduces oxidation and corrosion of the charging device. The wired charging is constantly plugged in and unplugged, causing wear, and the interface is visible, making it vulnerable to oxidation and corrosion.

    Limitations of Wireless Charger

    In practice, wireless charging has numerous problems despite its many advantages. Wireless charging has the following drawbacks in comparison to wired charging.

    A woman taking a phone from a wireless charger from a bedside table.

    1. The distance is insufficient, merely a transitional technology

    Due to the rapid decay of the magnetic field in the air, the present wireless charging technology for mobile phones has a relatively short effective charging distance of only 3 to 8 mm. Counting the thickness of the charger, mobile phone case, and mobile phone protective cover, the mobile phone must be relatively close to the charger for wireless charging to be effective. This restriction will serve as a transitory state for this wireless charging method. The actual wireless charging technique must progress toward “air charging.” If it matures, wireless charging will replace wired charging entirely.

    2. Unable to use the phone when charging

    The majority of wireless mobile phone chargers on the market are put flat, and the phone must be in close proximity to the charger. In this charging posture, it is essentially difficult to use a mobile phone, and a headset is required to connect and use the phone. Even if Xiaomi created a vertical wireless charger, the situation would not alter. Even though a cable is attached for wired charging, it can move freely within a considerable distance of the cord.

    3. Poor charging performance

    Despite the fact that wireless charging is detachable, the distance between the mobile phone and the charger is extremely close. Nonetheless, the loss of electromagnetic energy is not negligible. In general, the mobile phone receives approximately 75% of the power transmitted by the charger. Nevertheless, wireless charging power is typically minimal, and wireless chargers on the market are typically 15W. Few manufacturers produce faster wireless fast-charging chargers. There is essentially no loss while wired charging, the charging power for fast charging is often between 40 and 50 watts, and a limited number of manufacturers’ fast charging exceeds 100 watts.

    4. Electromagnetic radiation exists

    Mobile phones are charged wirelessly using electromagnetic induction, therefore the charger constantly emits electromagnetic waves. This electromagnetic wave typically has a frequency between tens and hundreds of megahertz. Despite the fact that it may not do significant harm to the human body, it is far more damaging than cable charging.

    5. The price has increased

    For wireless charging of a mobile phone, both the charging head and the mobile phone must incorporate a charging coil and associated protection circuits. In addition, a high-frequency wave circuit is necessary to ensure electromagnetic compatibility, resulting in a higher overall price than typical wired charging.

    To summarize

    If you are often on the move, a wireless charger will benefit you in numerous ways. In addition to keeping your phone, laptop, or other gadget powered for hours, wireless charging also doubles as an emergency light source. Here are some more advantages of a wireless charging.


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