Smart BMS Accessory Bluetooth Dongle – Universal Compatibility & Real-Time Monitoring

Seamlessly connect to your 3S-32S Li-ion/LiFePO4/LTO Smart BMS via Bluetooth or RS485/UART for instant voltage, temperature, and SOC tracking. Premium gold-plated connectors ensure corrosion-free signal transmission.

High-Precision LCD Display & Rugged Build

The ultra-clear LCD screen delivers accurate cell-level diagnostics, while the military-grade ABS housing withstands vibrations and extreme temps (-20°C to 60°C). Includes USB-CAN converter for PC diagnostics.

Multi-Protocol Support for DIY & Industrial Use

Works with JK/Heltec/Daly BMS systems. Essential for EV batteries, solar storage, and marine applications. OEM-ready with screw-terminal RS485 ports for permanent installations.

Plug-and-Play Upgrade Kit

Includes pre-flashed firmware and USB-C charging cable. Compact dongle (45g) fits battery enclosures. FCC/CE certified for global compliance. Bulk pricing available.

Note: Requires 5V power (battery or USB). Not waterproof.