Feature:1.Good quality technical components guarantee its stability and reliability.2.Complete electrical protection features that make the system more reliable.3.Anti-water,anti-dust shell make it applicable in various outdoor environment.4.Voltage/current control charging make sure storage batteries are always at the best state of charge.5.Using two kinds of protection methods,tachometer pulse and overvoltage control.6.Using PMW to unload redundant electrical energy,thus to protect batteries and make sure safety of generator.7.Main power switch can provide if needed,priority wind-generation power,lack of energy when the mains supplement.8. Alloy design,small size,good for heat dissipation. Specification:Fit for Voltage: DC12V/24VMaximum wind-generator power: 800WWaterproof: IP67Protection:Battery overvoltage protect,wind-generator current limit,wind-generator brake,speed protectionIndicator:LEDCapability:Mode chargeUnloading way:PMW electrodeless and noiseless unloadingWorking temperature:-20℃ +60℃/35-85%RH(no condensing)Size: 104*91*23mm Package included:1 x Wind generator controller