Specifications:

Product name: 7.4V SM-3P lithium battery USB charging cable
Input parameters: 5V1-2A
Output parameters: 7.4V 800mA
Product net weight: 11.0g
Cord length: 55cm (including plug)
Functional features: strong versatility, LED indication, overcharge protection, overvoltage protection

Features:

Universal Design: This product features strong versatility and is crafted using high-quality materials.
Secure and Reliable: Each charging cable undergoes strict quality control and voltage testing before leaving the factory, ensuring a safe charging experience.
Advanced Technology: The charging cable is equipped with an intelligent load recognition chip, which prevents overcharging, over-voltage, and overload, protecting your device from damage.
Durable Construction: The USB interface is made of corrosion-resistant and anti-oxidant aluminum alloy, ensuring long-lasting performance and safety.
Multiple Protections: The charging process gradually reduces the charging current as the battery charge level increases. It automatically cuts off the current and stops charging when the battery voltage reaches 8.4V± 0.05V to prevent overcharging damage to the battery.

Package included:

1 X 7.4V SM-3P Lithium Battery USB Charging Cable