MODULE
TP4056 Charging Modules
Six AliExpress sellers, bench-tested for real charge current, cutoff accuracy, and protection behavior.
May 2026
Updated Six AliExpress sellers, bench-tested for real charge current, cutoff accuracy, and protection behavior.
Ripple, efficiency, and how many actually hold their rated current before sagging.
What you actually get vs. the listing photos — pinouts, flash size, USB bridge chips.
Discharge-tested a drawer full of “high-capacity” cells. The numbers are not kind.