What does it mean if the green Power LED on my Stanley Fatmax Pp1dcs isn't lighting up?
A non-functional green Power LED indicates no battery power. Install two new, high-quality AAA batteries to resolve this issue (Page 8).
From the official Stanley FatMax PP1DCS Portable Power Station Jump Starter manual, page 8
Have a follow-up question?
Answers from the official manual.
Common questions