Wccftech published a review on the QRD Spark N5 Controller
QRD Spark N5 Controller Review
While first-party controllers like the PlayStation 4 and DualSense are solid controllers, their well-known drifting issues severely limit their lifespans, especially for those unwilling to open the controllers up to clean them. The solution to these issues is Hall Effect sticks, which use magnets and electrical conductors instead of mechanical parts. While there are a few controllers with this type of stick on the market, many of them are premium controllers with a hefty price tag, which considerably limits their popularity.