This fan is made of TPE materials, 3 1/2 "L x 1 1/2" W x 1 7/8 "H, which is environmental, safe, compact and portable. This product is made of super-static micro high-speed motor, strong wind and good texture. The fan blade and fuselage are made of TPE rubber, which can not be scratched, safe and environmentally friendly. The fan with two interfaces, suitable for two types of mobile phones. Dual interfaces make this fan compatible with most mobile phones. This is an ideal promotional gift for summer. It can bring you cool in hot summer. It's very convenient to use. Only USB power use, no external power supply is needed. The logo can be customized. It has a high usage rate in summer and can publicize the brand image well
