3 ms·
On the battery front - many of them are carrying lithium-ion batteries these days instead of the old nickel-metal hydride batteries that the older Roombas used,
by whoisthemachine 7y ago
On the battery front - many of them are carrying lithium-ion batteries these days instead of the old nickel-metal hydride batteries that the older Roombas used, so their battery life is much better, until it's not.