- Rechargeable battery
- Can show time left, not just percentage.
- (2016-04-02) Power Box Lithium - QUICK OVERVIEW - Big Joe Stompbox Company by Big Joe Stomp Box Company
- (2016-07-12) Power Box Lithium / Empire - Ben O'Neil Pedalboard Rundown by Big Joe Stomp Box Company
- (2017-01-07) Big Joe Stomp Box Co. PB-107 Power Box Lithium by PedalOfTheDay
- (2017-06-28) SET YOUR PEDALBOARD FREE - BIG JOE POWER BOX LITHIUM Pedal Power by The Tone King
No forum threads about this effect yet.
Here's some code to post a link with image on forums, eBay, websites,...