1 100% brand new and high quality. 2 This controller controls the wind turbine to automatically charge the battery. 3 When the battery is full, the fan is braked by the internal circuit automatic control. When the battery voltage drops to the recovery voltage, the fan resumes charging the battery, thus protecting the fan and the battery. 4 The rectifier and brake circuit part of the controller adopts integrated module design. 5 Fully waterproof protection, fully waterproof and fully waterproof, with protection level above IP67
What's in the box
1 x Charge Controller
