Product Description: LOFT is a portable battery base for the Google Home that let's you unplug and take Google anywhere you choose. The powerful lithium-ion rechargeable battery provides up to 8 unplugged hours of use. Simply detach the Google Home base and attach LOFT, and you've got cord-free mobility at home. 4 LED lights on the front of LOFT indicate the remaining battery life before needing another charge.