Lowest price ever according to the 3 x Camels
Automatically detect 12V or 24V DC system voltages Innovative MPPT technology with high tracking efficiency up to 99% and peak Conversion efficiency of 98%
Compatible with various Deep Cycle battery options: Sealed, Gel, Flooded, and Lithium Electronic protection: Overcharging, over-discharging, overload, and short circuit Reverse protection: Any combination of solar module and battery, without causing damage to any component 4-stage charging: Bulk, Boost, Float, and Equalization and LCD screen with programmable charging parameters
I'm not sure I believe those efficiencies, but it's a very good price.