Li-Ion battery for Logitech G7 Laser Cordless Mouse / MX Revolution (replaces L-LL11) + Genuine [cellePhone] ScreenCleaner (Electronics)
I thought changing my battery aged 6 years to recover the original prodigious autonomy. This is not the case. Barely 50% more than with the old battery, then I would normally have to multiply it by 3 or 4.