12v brushless fan driver circuit 3.7v to 12v 4 gear bldc

Specification Details
Product Type BLDC Fan Control & Boost Circuit Board
Input Voltage 5V DC (Type-C USB Input)
Battery Support 3.7V Lithium-ion / Li-Po Battery
Supported Battery Type 18650, Polymer Lithium Battery
Output Voltage Levels 5V / 7V / 9V (Some versions support up to 12V)
Speed Control 3-Speed + Stepless Speed Regulation
Output Current Up to 0.6A
Charging Support Yes
Charging Power Approx. 5W
Charging Port USB Type-C
Motor Compatibility BLDC / Brushless DC Fan Motor
Compatible Fan Size Approx. 5 Inch – 8 Inch Fans
Protection Features Reverse Polarity Protection, Overcharge Protection
Indicator LED Red (5V), Green (7V), Blue (9V)
Standby Current Approx. 10µA
Connector Type PH2.0 Connector
PCB Material FR4 High Quality PCB
Board Size Approx. 35.6mm × 27mm
Control Method Push Button Speed Switching
Application Type Rechargeable Handheld Fan Controller
Installation Type DIY / Replacement Module