Didn't quite work for what I intended (reading pet tags) but works as intended. The only problem is that the antenna is not windproof and can be damaged very easily (small bends even in a mess with the field). I was able to stabilize and protect it a bit by mounting it on a small circuit board.
5-in-1 USB Camera Connection Kit with SD TF Card Reader, 3.5mm Headphone Jack, and Charging Adapter for iOS 14 Devices - Compatible with iPhone 12 Pro and iPad - SD Card Reader USB Camera Adapter with OTG Functionality
11 Review
Neewer Black Memory Card Storage Holder - Waterproof, Anti-Shock with 14 Slots for Micro SD, TF, CF, SD and XD Cards
12 Review
TP-LINK UH700 USB Hub, 7.1cm Ports, Black
12 Review
πΎ ZIYUETEK Aluminum USB 3.0 Micro SD Card Reader for PC - Portable Memory Card Adapter with TF Card Reader
12 Review