InogenExternal Battery Charger for Inogen One G5/Rove - 6.012 lbs, 3.13 x 2.75 x 1 in

Inogen - External Battery Charger for Inogen One G5/Inogen Rove 6-0.12 lbs. and 3.13 in. W x 2.75 in. L x 1 in. H

Inogen Extended (16-cell) Battery - for the Inogen One G5/Inogen Rove 6 - Up to 12 hours, 45 minutes of battery life on setting 1-2.18 lbs.

Inogen Standard (8-cell) Battery – Replacement Battery - for the Inogen One G5/Inogen Rove 6-1.19 lbs. and 7.19 x 3.26 x 1.04 in