Fortunately, extending battery life often comes down to a few practical habits.
If you are worried about a massive battery replacement bill down the road, you may be surprised by the answer. Tesla batteries typically last 300,000-500,000 miles, or about 20 years for most owners.
Xcel Energy offers a $10,000 rebate toward backup battery systems for customers who rely on electricity for medical devices. But how long does that battery actually last?