Smart4u SS1 Wireless Bluetooth Skiing Helmet
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Quality Certificate: Ece-R22/05
Item Type: Smart Helmets
Helmet Style: Open face, EPS and PC
Battery: 3.7V/300mAh
Charging time: 2 hours
Bluetooth distance: 10M
Operating temperature: -20℃~50℃
Head width(cm): 58-62(L) 56-58(M) 52-56(S)
free shipping on all items use offer code BANT20
