Microsoft has finally resolved Surface Pro battery issues
Amazon.com: Microsoft Surface Laptop 5 (2022), 13.5" Touch Screen, Thin & Lightweight, Long Battery Life, Fast Intel i5 Processor for Multi-Tasking, 8GB RAM, 256GB Storage with Windows 11, Platinum
Some Surface Books and Surface Pro 4s have massive battery drain when in standby | Windows Central
How to fix my battery draining fast after I update MIUI 12 in my Redmi Note 8 Pro device - Quora