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TAU // Power Bank

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Product Description

Meet your new best friend—the TAU 3-in-1 power bank. This ingenious, ultra compact 1400mAh battery is right at home on your keychain so you can bring it with you everywhere. Complete with integrated Lightning, USB-C and MicroUSB connectors, you'll be ready to charge any of your go-to devices at a moments notice.

The TAU’s USB-powered magnetic charging dock can be fixed onto any counter or wall using the included hardware, and can be used as a secure key hanger. When you arrive home, just hang your keys on the dock and TAU will charge back up in no time. This means it's always fully charged and ready to go without you even thinking about it!

Product Details
  • Materials
  • Measurements
    2.4"L x 1.8"W x 0.55"H
  • OriginChina

— Warranty: Manufacturer's 1 Year
— 1400mAh Power Bank
— Integrated Lightning, USB-C, & Micro-USB Connectors
— Lightweight & Compact To Fit On Your Keychain
— Quickly & Easily Connects To Magnetic Charging Dock With One Motion
— Charging Dock Doubles As A Key Hanger When Attached To Counter/Wall
— Easy To Install With Double Sided Tape Or Screws
— Eco-Friendly Packaging
— Weight: 1.6 oz

— TAU Power Bank
— TAU Dock & USB Power Cable
— Screws
— Wall Plugs
— Tape
— User Manual

Is this device waterproof?

TAU is not waterproof.

Will it charge a Samsung S10e?

TAU can charge every Lightning (Apple), MicroUSB, and USB-C devices, including Samsung S10e.

Does this work with iPhone 12?

TAU is fully compatible with iPhone 12.

Does this work with a note 9?

Yes, TAU can charge a Note 9.

How many devices can be charged with one fully-charged TAU?

The amount of battery given depends on the device you are using as the battery size varies from phone to phone. TAU is designed to be extremely compact and to be always with you when you need it, so this obviously affects battery size. Depending on your phone model TAU can charge up to 75%.

Does it work with iPhone?

Yes, TAU is fully compatible with iPhone.

Is it fast charge capable?

Given the small size of TAU, we reduced the output wattage in order to preserve the battery life, so TAU won't support fast charging.

How many iPhone charges can you get out of one charger?

TAU won't give you a full charge but depending on the iPhone model you have it can charge up to 75%.

Does it charge Apple products?

TAU is fully compatible with all the Lightning devices, but given the 1400 mAh battery it is not ideal for charging products with very large batteries such as the iPad Pro!

Is it compatible with the ZTE phone?

Yes, TAU is compatible with ZTE phones as well!

Does it keep your data secure ?

TAU works just like a power bank, so it doesn't interact in any way with your data!

Does it have lights indicating how much charge is in it?

The dock has an LED indicating the battery percentage when charging,
the battery itself does not.

How much percentage of battery will it give an iPhone X?

TAU charges around 40% of an iPhone X.

Shipping Information
  • Shipping Availability
    United States
  • Shipping Policy
    Standard Ground Shipping
  • Ship In
    2-3 weeks
  • Return Policy
    Final sale, not eligible for return or cancellation