Essential details Place of Origin: Beijing, China Brand Name: OstarBeauty Model Number: OB-LL 01N Q-Switch: NO Style: PORTABLE Type: Laser Feature: Hair Growth, Hair Care Application: For Home Use After-sales Service Provided: Free spare parts Warranty: 1 Year Item: Laser Hair Growth Helmet Laser Wavelength: 650nm Red Soft Laser Lamp Quantity: 82 Pcs Laser Lamp Voltage: 110V / 220V Intensity: 3 Levels Battery: 18000mAh Multiple Function 1: Anti-Hair Loss