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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

What phones can you use with the cables?

TAU can charge iPhone, MicroUSB and Type-C phones.

How long will it take to charge a phone from 0% to 100% and how many charges can you get out of the charger before having to charge the charger again?

TAU is very small, so you can’t get out a full charge from it. It’s an emergency power bank that will give you approximately 40-50% more charge. We have designed it to be perfectly sized for a daily use power bank. It’s so compact that you won’t even notice you have it with you until you need that extra boost!

How many amps is it?

It is 1400 mAh.

How long will the keychain last before needing to be charged again?

If fully charged and not used, it can hold a charge for 1-2 months.

If made in Switzerland, why does origin say China?

The product is designed and engineered by the team in Switzerland, while
it's manufactured in their factory located in China.

Is this device waterproof?

TAU is not waterproof.

How do you charge the TAU unit?

TAU snaps magnetically to the charging dock provided in the box and charges through a pin on top of it.
The dock has to be plugged to a power source through the USB to MicroUSB cable provided!

Is the outside case hard or soft to the feel? What material is used?

The cables are soft, while the housing is made of ABS so it is hard to the

How many times will it charge a phone?

TAU is designed to be extremely compact to be carried always with you, so
it's meant to provide some extra power to your device when needed and not
to be used every day to fully charge your phone. Depending on the phone
model, TAU can provide from 32 to 74 % of your battery in around one hour!

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