![NewRS11v4PromoImage RS11 and new setup utility screenshot](https://nolandeng.com/wp-content/uploads/2022/04/NewRS11v4PromoImage.png)
We just released a new formal firmware update kit for the RS11 v4 units. Firmware v4.20 has the following features:
- 3-point calibration options
- Multi-cell/multi-battery monitoring
- Engine-hours disable feature
- Alarm delay added to reduce ‘false triggers’
- Battery Temperature, % Torque, and % Load field selection added
The new firmware, as well as new Setup Utility, can be downloaded from here.