13S Lithium Battery Protective Board 30A Polymer With Bluetooth-compatible

• This Bluetooth-compatible 13S Li-ion battery protection board is a multifunctional BMS with complete protection functions.
• It has built-in high accuracy coulomb meter, which can accurately count the battery's remaining capacity, and has the function of voltage equalization.
• The board is equipped with Bluetooth-compatible 4.0 module and built-in APP, which can remotely monitor battery information, such as current, voltage, temperature, etc.
• It has automatic wake-up function, and after the battery is connected, it does not need to press the start button, the system will automatically wake up.
• The parameters can be set through APP, such as current limit, voltage limit, temperature limit, etc.
• It supports upgrading the firmware through the APP to optimize the functions and improve the user experience.
• This protection board is suitable for 13S battery pack with nominal voltage of 48V, and can support maximum continuous discharge current of 30A.

• Model: 13S 30A Li-ion BMS
• Number of series cells: 13S
• Nominal voltage: 48V
• Maximum continuous discharge current: 30A
• Maximum instantaneous discharge current: 60A
• Over-voltage protection: 4.25V~4.35V
• Over-discharge protection: 2.5V~3.0V
• Over-current protection: 30A~60A
• Short circuit protection: Yes
• Temperature protection: Yes
• Coulomb meter accuracy: 5%~10%
• Bluetooth-compatible version: 4.0
• APP name: Battery管家 (Battery Butler)
• APP download link: iOS | Android
• Dimensions: 70mm x 51mm x 13mm

• Easy to install, use, and operate.
• Effectively protect the battery from over-voltage, over-discharge, over-current, short circuit, and temperature issues.
• Monitor battery information remotely via Bluetooth-compatible APP.
• Widely used in electric bicycles, electric scooters, electric motorcycles, and other devices that use 13S lithium-ion battery packs.

• Extend the lifespan of the battery pack.
• Improve the safety of the battery pack.
• Enhance the overall performance of the battery pack.
• Easily monitor battery information and status.
• Convenient for maintenance and troubleshooting.

• Supports charging and discharging at the same time.
• Has a low quiescent current of less than 10uA.
• Provides sleep mode to save power.
• Complies with CE, RoHS, and UL standards.