【Faster Charging】Auto polarity detect, regardless of polarity. Placed in the battery can be charged. 3000mAh 3.7v battery will be fully charged in 3-4 hours. Saving your waiting time.
【Safety First】Built-in intelligent circuit protection will protect against short circuit, overheat, over voltage,Meanwhile,the discharge function can decrease damage for battery.Do not charge damaged / inferior battery.
【Wide Compatible】universal 3.7v battery charger can charge different types rechargeable battery.
【Visible Charging Process】Two sets of led indicators show independently when charging, making the charging process visible and efficient. And stopping once completing charge intelligently.
【Buy With Confidence】 If there exists any questions about the product, please feel free to contact us, we will respond in 24H. Buy with confidence, no hassle to get free replacement or refund.