Amazon.com: Lazmin112 USB 4G LTE Router,4G/3G Low Power Consumption Mobile Hotspot Long Battery Life Small Portable SIM WiFi Dongle,Support Notebook,Tablet,Laptop(European Version) : Electronics
Mini Industrial 4G LTE Router with Low Power Consumption Design
Netgear Nighthawk AX12 Wi-Fi 6 router review - Power Consumption, USB3 and Wired performance
Charge your Wi-Fi Router & laptop using a Power Bank - Loadshed Buddy
Linksys WRT1900AC Router review - Power Consumption
Router Power Supply
Researching ways to reduce power consumption : r/StarlinkEngineering