Planning tool

Multi-Night CPAP Battery Planner

See how many nights your battery covers and whether you need a recharge strategy for longer trips.

New to CPAP backup power?

Start with one 8-hour night, humidifier off, and the DC planning path. Confirm your machine and battery below.

Humidifier
Connection
Your setup lasts
1
nights (10.3–12.8 hours)
⚠ Only covers 1 of 3 nights

Recharge strategy

You'll need to recharge after ~1 nights. A 100W solar panel adds up to 500Wh per day in good sun.

Solar panel100W+ panel adds hours during the day
Car chargingCharge from 12V outlet while driving
Extra batteryBring a second battery for swap

Per-night breakdown

One night (8h) 10.3–12.8h runtime
3 nights (24h total) 10.3–12.8h runtime
Check price for EcoFlow RIVER 2 (256Wh) on Amazon →

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