Learn how to safely charge Li-ion batteries using FNIRSI IPS3608 DC Power Supply in 5 simple steps: 1️⃣ Check battery specs (3.7V nominal, 4.2V full charge) 2️⃣ Check battery condition (voltage ≥ 2.5V) 3️⃣ Set over-voltage (4.25V), over-current (1.2×max), and over-temperature (50°C) protection 4️⃣ Adjust output voltage & current (4.2V, 1A) 5️⃣ Wire correctly & start charging ⚠ Safety tips: use a dedicated charger if not experienced; never charge over-discharged batteries (
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