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What Do the Four Flashing Lights Mean?
Q: What do the four flashing lights on my ZMI battery pack mean? A: All of our battery packs feature flashing LED lights in unison to indicate the battery level when you are charging a device. The ...
Why do the lights on the PowerPack 10K blink then turn off?
Q: When the side button of the PowerPack 10K is pressed, all 4 lights begin blinking on and off and then eventually turn off. What is going on and is this an issue? A: When you press the side butt...
Prolonging Your Battery Pack's Lifespan
Will the PowerPack 20K Pass Power Through to Another Device While Being Recharged?
Can PowerPack 20K Supply Power to Two Devices at Once (Phone's Tethered Modem and Laptop)?
Running Garmin Satellite Navigation In A Car With No Power Socket
Can the PowerPack 20000 (QB820) charge my Lenovo ThinkPad X1 Extreme?
Does the PowerPack 20000 work with the new 2018 MacBook Pro (15-inch)?
Why is the battery pack not fast charging my Samsung S8?
Q: I have a Samsung S8 which is fast charge capable. Why isn't your product fast charging my phone? A: First of all, the battery pack is able and should fast charge your Galaxy S8. If fast charging...
When 2 USB-C devices are connected, which device gets charged?
Q: When 2 devices with USB-C ports are connected together, which device is charging the other? How is the direction of charging determined? A: When utilizing USB-C PD charging with the ZMI PowerP...
Why don't you sell or have USB-C to Lightning cables?
PowerPack 20000 Not Charging Anymore?
Q: After working for a while, the PowerPack 20000 is no longer charging my phone. How to fix this problem? A: If you are having problems charging your phone with your PowerPack 20K, please take a l...
What's the actual charging capacity of the PowerPack 20000?
Q: I recently purchased a ZMI PowerPack 20000 from Amazon and have a question about its capacity. One of the reviews says that you use 7.2V 10000mAh lithium polymer batteries with a nominal capacit...
Why doesn't the PowerPack 20000 charge earlier MacBook Pro models (pre-2016)?
Q: My MacBook Pro (pre-2016) has Thunderbolt 2 connections. How can I use the PowerPack 20000 to charge my MacBook Pro? A: Apple has switched to Thunderbolt 3 for their MacBook Pro's since 2016. ...
Does the PowerPack 20000 charge the Dell XPS 13?
Q: Is it safe to charge the Dell XPS 13 using the PowerPack 20000? A: The PowerPack should charge your laptop properly. Besides HP, Dell is one of the pickiest vendors in terms of what 3rd party c...
How to fully recharge the PowerPack 20000?
Q: It's taking a long time to recharge the PowerPack. Is it okay to use the iPhone power adapter to recharge it? A: The iPhone power adapter will slowly recharge the high-capacity PowerPack 20000 a...
How long does it take to recharge the PowerPack 20000?
Q: How long does it take to fully charge a PowerPack 20000 power bank itself? Can you charge it with your laptop's charger? A: If your laptop's power brick supports USB Power Delivery, then you can...
How to Charge Your Apple Watch, Bluetooth Headphones, Fitbit, or Apple Pencil?
Can I bring a portable charger/battery pack aboard a plane?
dell xps 13
Google wireless charger
how do i charge
How long does it take to charge
how many charges
how to charge
iPad Pro 2018
not fast charging