K&F Concept NP-FZ100 Battery and Charger for Sony A7iii Battery Compatible with Sony FX3, ZV-E1, Alpha A7iii, A7IV, A7RIII, A9, A6600, A7R IV (2 Pack 2280mAh Lithium-ion Batteries)
SKU: KF28.0005
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The LED light will turn green when the corresponding battery is fully charged.
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Hmm.. I've never timed it, but it's the same as the original battery. I usually carry 5 batteries but never need to use 5, I only use 2 for all day shooting, which is literally a full day (8-10 hours). Hope this helps.
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Yes, shows the correct battery level
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It will not cause problems to the data stored on the SD card, please use it correctly according to the requirements of the SD card.
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It uses the accompanying USB micro b to USB Type A cable, so you can plug it into a travel adapter with a USB port.
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Simply connect any 5V 2.1A Max output power source via the Micro-USB cable to safely charge the battery in the included charger. The connected power source can be a mobile phone adapter, a car charger, or a power bank, etc. But please do not directly connect the charger with power supply higher than 5V 2.5A.
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Yes, if you want to charge faster, you can also use a wall charger 5V/2A to charge the battery.
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It has ports for two cables.
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Normally charging and discharging300-500 times, after 300 times, it starts to decay to 80% capacity, which is manifested in rapid power failure.
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You can charge 1 battery individually or 2 batteries at once if desired.