1. High-quality technical components its stability and reliability. 2. Complete electrical protection function makes the system more reliable. 3. Waterproof and dustproof casing makes it suitable for outdoor environments. 4. Voltage/current control charging ensures battery 5. Alloy design, small size and good heat dissipation.<br><br>Input AC voltage: AC30V Output DC voltage: DC14.7V/29.2V Battery charging cut-off voltage: DC14.5V±0.3V/29V±0.3V Charging current: 15A (12V) Charging current: 15A (24V) Wind turbine speed limit voltage: DC14.5V±0.3V, 29V±0.3V Protection level: IP67 Static power consumption: 0.003A Carrying power: 300W wind speed: Level 10 Working temperature: -30℃-65℃ Input wiring method: three-wire system DC voltage control method: 12V/24V compatible Reverse connection of positive and negative poles is strictly prohibited to avoid burning the controller Colour:As Shown Material:ABS<br><br>Package Contents: 1 * Wind turbine charge controller<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.