Q1: Can I stack more than one for more capacity?

A: A DELTA Max can support up to two DELTA Max Smart Extra Battery to meet more extensive capacity requirements.

Q2: Do I have to monitor it through APP?

A: No. The app is optional, even if there is no app, you can monitor the battery status through the LED screen.

Q3: Does it enable DELTA Max to plug in more powerful devices?

A: The Smart Extra Battery just expands more capacity and supports your electrical appliances to have a longer use time, but DELTA Max itself can power very powerful equipment, it can support even 3400W appliances with X-Boost on.

Q4: Is this product compatible with the DELTA/DELTA Pro?

A: No, it only can be used with DELTA Max.

NOTE:

DO NOT connect the DELTA Max Extra Battery to DELTA Max while discharging or charging; if you need to remove the Extra Battery Cable, please make sure that the DELTA Max Extra Battery and DELTA Max are both powered off.