Renogy REGO 50A DC-DC with MPPT Battery Charger. Dual-charging solution with 12V/24V boost and buck logic. Compact, lightweight, and IP67-rated for all weather. Auto-switching charging mode prioritizing green power. CE, FCC, RoHS certified, with comprehensive test reports. Bluetooth Energy Monitoring with wired CAN communication. Dimensions approx. 178.2 x 121.5 x 37.5mm.