UpStart Battery Logitech MX Revolution (New Generation) Battery - Replacement for Logitech L-LL11 Mouse Battery (600mAh, 3.7V, Lithium-Ion) - Walmart.com
subtel® Quality Battery Compatible with Logitech MX Revolution / G930 Headset, 533-000018, F12440097, L-LY11, 750 mAh Replacement Battery: Amazon.de: PC & Video Games