Renogy Advanced Rover Li 40 Amp 12V/24V DC Input MPPT Solar Charge Controller with Bluetooth and LCD Screen and Multiple LED Indicators

Compatible with 12V and 24V systems. Also compatible with various Deep Cycle battery options: Sealed, Gel, Flooded, and Lithium. Charges over-discharged lithium-ion batteries .Error code detection for easy self diagnoses. 4-stage charging: Bulk, Boost, Float, and Equalization and LCD screen with programmable charging parameters. Die-cast aluminum design for heat dissipation and The capability of measuring the battery’s temperature and remote monitoring. RS232 port allows the Rover to communicate with the BT-1 Bluetooth module, which can pair with the Renogy BT smartphone app.