See what a battery backs up — and what you'd save
Your real backup time, your savings, and a right-sized system — from your actual Dominion bill, in minutes.
We use the standard Rate 8 plan by default.
Monthly bill
Monthly amount. kWh is more precise.
Your bill is sent securely to our AI (Anthropic) to read the numbers, and isn't stored. Privacy.
The grid goes dark. Your house doesn't.
- ✓Built on your real bill — not a generic guess
- ✓Honest numbers — current pricing & incentives
- ✓Free in minutes · your info stays private