Reason 1: MFI chip does not match
Reason 2: Poor contact between usb cable and charging port
Reason 3: Insufficient power supply lead to don’t work
Speaking of the fast charge protocol, you may be familiar with Qualcomm’s QC fast charge. As for the USB-PD (full name “USB Power Delivery”) fast
The most common trading methods are EXW, FOB, CFR, CIF.
Many consumers feel insecure if they go out without a charger or power bank. So, how to use a smart phone to save phone battery?
Think about how we charge our mobile phones every day and how do we charge laptops? Today I will mainly tell you the difference between a power adapter and a charger.
When it comes to power adapters, many people may not know what it is. If you say that the rectangular accessories on the laptop charging
Because of the high-pressure sparking phenomenon caused by poor contact, pressing and sparking will oxidize the metal layer of the plug, leaving a layer of black substance after oxidation, which is oxidation.
The chargers seem to have the same function but often very big different at price. So why does this happen? Where is the different? What should we pay attention to when purchasing a charger?
When charging their laptops, many friends may encounter the power supply getting hot soon after turning on it. Is there a quality problem with the power supply or what is going on? Is this normal?
There are many reasons that why iPhone cannot be charged, such as poor contactor, usb cable is failure, charger problem, etc.
Qc3.0 are 18w and 24w, in most of quick charge 3.0 is 18 watts, a few quick charge 3.0 is 24 watts, and the supported charging specifications are 9V2A, 5V3A, 5V2A and so on.
How to obtain products with complete quality and harmless to users has become an element that consumers are gradually paying attention to.
We will contact you within 1 working day, please pay attention to the email with the suffix “@ietcharger.com”.
