diymore Type C interface 9V boost three speed stepless speed regulation charging handheld fan control board

diymore. Features: 1. Compact design: The control board adopts a miniaturized design, making it suitable for installation in devices with limited space. 2. Boost conversion function: Equipped with a built-in boost circuit, it can boost from a lower battery voltage such as a 3.7v lithium battery to 5v, 7v, or 9v to meet the working requirements of the fan motor. 3. Low standby current: In standby mode, the current consumption of the control board is extremely low such as 10ua), which helps to extend the device's battery life. 4. Multi voltage output support: This boost plate can boost the battery voltage to various output voltages such as 5v, 7v, 9v, etc. suitable for fans with different power requirements. 5. Wide range of use: This type of control board is widely used in small handheld fans powered by lithium batteries, with the advantages of high integration and low cost, suitable for the design requirements of portable devices. Parameters: Product name: boost board 9v charging fan c