Form Color	White + Black + Multi-Colored	
<br />Size	Free Size	
<br />Quantity	1 Piece	
<br />Material	EVA foam + electronic components	
<br />Shade Of Color	White	
<br />Best Use	Cycling,Mountain Cycling,Recreational Cycling,Road Cycling	
<br />Head Circumference	54~62 cm	
<br />Gender	Unisex	
<br />Suitable for	Adults	
<br />Certification	CE	
<br />Other Features	Flash controller: Wireless range: Max 10m; Key: 4 directions keys, "confirm" key, "intercom" key, "camera" key; Charging port: Micro USB; DC 5V / 0.3A; Battery capacity: 3.7V 120mAh; Charging time: about 2 hours; Duration time: 100 hours; Standby time: 180 days.	
<br />Packing List	1 x Helmet
<br />1 x Chinese / English user manual
<br />1 x Flash controller
<br />1 x Fixing buckle
<br />1 x 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; Key: Start-up (Play, stop, shutdown); Volume" + "( the next song), volume " - "(the next song).
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<br />                                                                            Dimensions: 11.10 in x 8.58 in x 6.10 in (28.2 cm x 21.8 cm x 15.5 cm)
<br />Weight: 11.15 oz (316 g)
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