Renogy Rover 20 Amp 12V/24V DC Input MPPT Solar Charge Controller with Bluetooth

Automatically detects 12V/24V DC system voltages and Innovative MPPT technology with high tracking efficiency up to 99%
Error code detection for easy self diagnoses and Compatible with multiple battery types (Gel,Sealed,Flooded and Lithium)
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