Main features:
● Adjustable cap circumference: 60 – 64 cm
● Display mode: music, pattern, graffiti, text
● Compatible with Android and iOS devices
● APP name: KangaRoos ( you can download it by scanning the QR code on the hat or in the APP store
● Bluetooth version: Bluetooth 4.0
● Rechargeable battery: 450mAh ( Polymer Li-ion battery )
● Material: silicone sleeve
● Input voltage: DC 5V
● Average power consumption: 4.0W
● Power supply mode: USB charging
● APP language: Chinese, English, German, Spanish, Portuguese



Tip: this cap display can only show the English letters


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