1,Better Control: By controlling the current and voltage, the wind turbine controller ensures that the battery is always at the best charge state. 2,Smart Charging: MPPT charging effectively collects power from the generator to charge the battery, supports both automatic and manual braking. 3,Good in Design: Aluminium alloy casing enables good heat dissipation, meanwhile the LED display can clearly show the current working status. 4,High in Safety: With overcharge protection, over discharge protection, reverse connection protection, overload protection, etc. for the safety. 5,Easy to Install: Light in weight and compact in size as well, the convenient installation can be quickly completed within several minutes. 1 x Wind Turbine Generator Controller1 x User Manual Item Type: Wind Turbine Generator ControllerRated Voltage: 48VCharging Mode: MPPTProtection Class: IP67Standby Current: ≤ 1.5mAStatic Power Consumption: ≤15mAApplicable Battery: For gel battery and so on. Shell Material: Aluminium Alloy Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin