Form Color	Blue + Black + Multi-Colored	
<br />Size	Free Size	
<br />Quantity	1 Piece	
<br />Material	EVA foam + electronic components	
<br />Shade Of Color	Blue	
<br />Best Use	Cycling,Mountain Cycling,Recreational Cycling,Road Cycling	
<br />Head Circumference	58~62 cm	
<br />Gender	Unisex	
<br />Suitable for	Adults	
<br />Certification	CE	
<br />Packing List	1*Helmet
<br />1*Chinese / English user manual
<br />1*Flash controller
<br />1*Fixing buckle
<br />1*USB cable (100cm)	
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<br />Function: Talkback, answer the phone, listen to music, remote camera, remote control warning light, data statistics, share community, automatic SOS alarm; Bluetooth: BLE4.0+HFP/HSP/A2DP; Taillight: 8 lights in its tail, 3 lights in left side, 3 lights in right side, colorful LED; Charging port: Micro USB; Key: Start-up (Play, stop, shutdown); Volume&quot; + &quot;( the next song), volume &quot; - &quot;(the previous song). Battery capacity: 3.7V / 380mAh(1.4WH); Charging time: 2 hours; Duration: 10 hours (Max.)                                                    
<br />                                                                            Dimensions: 11.22 in x 8.66 in x 5.91 in (28.5 cm x 22.0 cm x 15.0 cm)
<br />Weight: 11.25 oz (319 g)
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