![Building Instructions for a cable that connects LEGO Power Functions (PF) with Mindstorms NXT/EV3 - Christoph Bartneck, Ph.D. Building Instructions for a cable that connects LEGO Power Functions (PF) with Mindstorms NXT/EV3 - Christoph Bartneck, Ph.D.](http://www.bartneck.de/wp-content/uploads/2015/06/convert-cable.png)
Building Instructions for a cable that connects LEGO Power Functions (PF) with Mindstorms NXT/EV3 - Christoph Bartneck, Ph.D.
![How to Connect SMALL 9V Battery for Power Functions - LEGO Technic, Model Team and Scale Modeling - Eurobricks Forums How to Connect SMALL 9V Battery for Power Functions - LEGO Technic, Model Team and Scale Modeling - Eurobricks Forums](http://4.bp.blogspot.com/_MBEVlUMi9kI/SpmbjrsahJI/AAAAAAAABmw/Kr_prjEBJSI/s320/TBs%2020090829_1B.jpg)
How to Connect SMALL 9V Battery for Power Functions - LEGO Technic, Model Team and Scale Modeling - Eurobricks Forums
![LEGO® Power Functions Rechargeable Battery Box 8878 | UNKNOWN | Buy online at the Official LEGO® Shop US LEGO® Power Functions Rechargeable Battery Box 8878 | UNKNOWN | Buy online at the Official LEGO® Shop US](https://www.lego.com/cdn/cs/set/assets/blt2c9dd2610bd5a492/8878.jpg?fit=bounds&format=jpg&quality=80&width=1500&height=1500&dpr=1)
LEGO® Power Functions Rechargeable Battery Box 8878 | UNKNOWN | Buy online at the Official LEGO® Shop US
![technic - Does the LEGO "Power Functions Extension Wire" (8886) work in both directions between old 9V and new Power Functions devices? - Bricks technic - Does the LEGO "Power Functions Extension Wire" (8886) work in both directions between old 9V and new Power Functions devices? - Bricks](https://i.stack.imgur.com/7wUXGm.jpg)