- Overcurrent Protection — 18650 LiFePO4 battery stops charging at current above 400A (AMP) and stops discharge at current above 600A (AMP).
- Overcharge Protection – 18650 LiFePO4 battery stops charging when its voltage reaches 3.75V and stops discharge when voltage reaches 2.2V.
- Temperature protection: low temperature protection from -7°C and high temperature protection of 70°C.
- Quality Guarantee: ISO/FCC/RoHS/PSE/CE approved.
- Delivery time — within 9-14 days of China Dalyelec usually only during the working day (May 1-3), National Day (1-5) October and Spring Festival (9-18. Feb 2021) most need extra 3-10 days. Tracking information available.
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