Warm reminder:  Please make sure to use 5V Charger.  Generally,mobile phone charger or USB plug output voltage is 5V,but some fast charger is 9V and 12V which will cause circuit damage.    Product information:  Battery capacity: 1500mAh  Water tank capacity: 320ml  Switch button: double-click the power-on state to turn on the colorful breathing effect, double-click again to turn off the light, click to switch the bubble gear  Charging port: Type-C charging cable can be used by a family for 3 months on a single charge    Function:  1st gear, the red light is on for 0.5 seconds  The 2nd gear is out of bubbles and the green light is on for 1 second  The 3rd gear bubbles out for 1.5 seconds, and the blue light is on  Product list: soap dispenser, charging cable, manual, anti-blocking bottle, warm reminder card, color box    Please Note:  1. Due to the light and screen difference, the product color may be slightly different from the pictures.  2. Please allow 0.5-2 cm differences due to manual measurement.  3. Made of premium material, durable for long-term use.  4. Conversion: 1inch=2.54cm,  1cm=0.393inches  5. If you did not receive your order in time, please use AliExpress to contact me, I will provide you with effective solutions.Thanks for your understandings.  6. Because the time difference between countries, if sales person is not online,she will reply your email within 5-10 hours.