Its water mist is cut and formed by ultrasonic high-speed oscillation technology; the product is controlled by two buttons to control the blowing/spray, which will not affect each other, which can improve the user's demand for free control.
PCB structure description of spray fan
1. Charge and use function: during the charging process, support the use of fans and sprays.
2. Turn on mode: touch the button to turn on.
3. Fan switching: Short press K1 to turn on the fan, then short press to turn off.
4. Spray switching: Short press K2 to turn on spray (automatically turn off spray after 1 minute), then short press to turn off spray.
5. Spray indication: Fan switching does not affect the spray status; spray switching does not affect the fan status.
6. Fan and spray: do not affect each other.
7. Atomizing film parameters: 108kHz/45%
8. Short circuit protection: the fan is short-circuited, 8205 is disconnected, and the output is disconnected.
9. Low-power protection: It will automatically shut down when the battery voltage is lower than 3.0V in the working state for 2 seconds.
10. Standby current: less than 5uA.