APC E3SXR6 - Modular battery cabinet for extended runtime for UPSs with internal batteries. The cabinet is supplied without batteries, so batteries must be purchased separately. Up to six battery strings (E3SBT4 or E3SBTH4) can be installed in the cabinet. Includes: All connections for adjacent installation with UPS, Installation guide
APC M10BK-EC - APC Mobile Power Pack | 10000 mAh | Li-polymer | Black | Mobile power packs recharge all devices that connect to power using a USB cable (mobile phone, tablet, audio player...)