Voltech Solar charge controller Voltech Lithium MPPT 12V (15A) Solar charge controller Voltech Lithium MPPT 12V (15A) MPPT Solar controller charging efficiency providing about 20% higher output than traditional PWM controllers. • Innovative Max Power Point Tracking (MPPT) technology, tracking efficiency >99.9%• Full digital technology, high charge conversion efficiency up to 97.5%,• Preprogrammed for Lithium (LiFePO4) type batteries.• Also suitable for AGM/Sealed Batteries.• IP67, Strong and durable aluminum case• Full automatic electronic protect function Specifications System Voltage 12V Max Charging Current 15A Max volt on Battery Terminal 25V Battery Type Lithium (LiFePO4) Charging Voltage target 14.4V Charging Voltage recovery 13.5V Max volt on PV terminal (Voc) 35V Max input power (Watts) 200W Max tracking efficiency >99.9% Max charge conversion 97.5% Self-consumption 6mA Ambient temperature -35°~+60°C Ambient humidity 0~100%RH iP Rating IP67 Max Altitude 4000m Dimensions 86x81x23mm Weight 260g Brand: Voltech Dimensions: 86x81x23 Weight: 0.26 Warranty Information: 24 Months Note: Pre-order for pickup.