Mini USB Air Conditioning minimalist card holder Potentially helps cognition and stable

Potentially helps cognition and stable mental performance

VERSATILE – This product can be used on home furniture like dressers

When placed on the desk

which is comfortable to the touch and durable

Mini USB Air Conditioning minimalist card holder Potentially helps cognition and stableStay cool this summer! Product: Mini USB Air Conditioning. Make you feel more comfortalbe! Max power: <20W Voltage(V): 5V Size: 12*7*3 cm Application: <10 Material: ABS+electronic component Color: Blue, Black, Rose, Pink, Green, Purple Instructions: Step 1: Fully charge before first usage(Indicator light turn to green). Step 2: Open the backside cover and take out the sponge. (Rinse sponge with detergent before first usage). Step 3: Wet the sponge by