This is the Noco boost x GBX 45, and after some testing, it has proven to be an impressive tool for starting vehicles, even beyond its advertised ratings.

Amazon:
Boost x GBX 45: https://geni.us/B29lUmJ
Largest GBX155: https://geni.us/WQfy9
Hard shell case for GBX45:https://geni.us/pc2dY0v