Techhnical Date:
Working Voltage: DC 3.7V
Bulb life: 20000hrs
Color Temperature: 6000k±10%
Working Hour: 7hrs
Charging Hour: 4hrs
Adapter Volt: AC100V~240V
LED headband Weight: 200g
Lux: ≥20000LUX
Facular diameter at 42cm:20-120mm
Buttery Type: Rechargeable Li-ion Polymer Battery
Brightness adjust: Yes
Spot size adjust: Yse
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