DEEJ DJ-110 Replacement 3.7V Li-ion Rechargeable Battery for Universal Remote Control Models URC MX 810 MX 880 MX 950 MX 980 New Compatible with the following remotes: universal mx-810 mx 880 mx 950 mx 980 remote controls 3.7V 1300 mAh lithium-ion battery Works with URC MX 810 MX 880 MX 950 MX 980 remote controls Replacement urc mx 810 mx 880 mx 950 mx 980 remote controls This is not original Logitech battery