Quick Start Guide

Whoop ECHO – Quick Start Guide
65
same goes for formatting your SD card: use your
smartphone to do this, or use a compatible SD card
reader.
Charger and battery
Only use the included charger and always in a dry
environment. Keep it away from liquids in order to
prevent damage to your charger. Short-circuiting may
cause fire, personal injuries and increases the risk of an
explosion. If you still would like to use a different
charger, please consult your retailer first.
Charging a new or a completely depleted battery may
take up to 12 hours. Make sure to keep your phone
connected to the charger and do not unplug until fully
charged.
This smartphone comes with an original battery. Using
any battery other than the original could result in
irrepairable damage. In case of a defective battery,
please contact your retailer to obtain a replacement. If
you remove the battery, don't leave it lying around and
keep it safe.
>Please note: The chapter "Additional safety
instructions" contains more information about the
battery and how to use it.