Need help with the following TP4056 board. When charging both Blue and Red LEDS light up. Voltmeter reading at OUT+|OUT- is 4.1v, however battery charge doesn't go above 3.7v even after 4-5
Buy Practical 2S 8A 7.4V With Balanced 18650 Lithium Ion Battery Bms Charger Protection Board at affordable prices — free shipping, real reviews with photos — Joom
Review / Measurement: Charger module with TP4056 controller | BudgetLightForum.com