This can be due to the charger being faulty or not being official, 3rd party chargers often don't provide the recommended power and so take longer to charge the phone. It can also be due to you using the phone while it's on charge, as this can still drain the battery.
The battery should drain slowly on an iPhone 5s. If the battery was charged correctly the first time. It should take around 10 hours to drain.
There are multiple types of battery chargers. Some simple battery chargers work by giving the battery a constant dose of DC current, others give a pulses of DC current. Among the other types of chargers are trickle chargers, timed chargers, and fast chargers.
A universal battery chargers main use is to charge objects that are not of the same brand or format. For example, one could purchase a universal battery charger to charge both an iPhone and a Samsung Galaxy S4. The chargers have different parts to attach, such as a female or male lead.
There are literally countless places on the internet that you can buy battery chargers from. The company though with the best review is www.harborfreight.com/chargers.
There are many types of portable battery chargers. They can be name brand or made by a generic company. Some name brand companies that sale portable battery chargers include Sony and LG.
You can find 12 and 6 volt solar battery chargers, travel solar battery chargers that fit in your backpack, automotive solar battery chargers, marine solar panels, RV solar panels, PDA and personal media solar battery chargers and even solar rechargeable batteries. Silicon Solar, Inc (http://www.siliconsolar.com) has many of them available for sale on their website. You can also find some solar battery chargers at Sundance Solar (http://store.sundancesolar.com) You can buy solar battery chargers to charge your car, to charge mobile devices like cell phones, laptops and pda's, and to charge rechargeable batteries. You can also purchase 12v and 6v battery chargers that are good for taking on camping and hiking trips, battery chargers that fit in or are part of your backpack, fixed panel chargers and flexible chargers that fold up. You can buy them at http://www.siliconsolar.com/solar-battery-chargers.html, http://store.sundancesolar.com/solbatchar.html, http://www.earthtechproducts.com/flexible-solar-pa
Battery chargers have a 12v DC output.
The battery that is most suitable as an iPhone cellphone battery replacement is a genuine iPhone battery from Apple. You should not take the risk of damaging your iPhone by purchasing another type of battery.
One of the best places to purchase battery chargers is the online retailer Amazon. They offer a wide variety of battery chargers at very competitive prices. You can even buy battery chargers used to save money.
Yes. That's what car battery chargers are for.
No, a bad coil will not drain the battery.
A search with several sites reveal that there are only PORTABLE Nintendo DS battery chargers available.