Blade Material: Stainless steel Working time: 200minutes Usage: Human Hair Cutting Warranty: 1 Year App-Controlled: NO Power Source: usb After-sales Service Provided: Free spare parts,Return and Replacement Material: Plastic+Ceramic and powder metallurgic blade Model Number: V-990 Maximum Runtime: ＞90min Charging Time: 2.5 Hours MOQ: 40pcs Certification: CE Power Supply: Electric Brand Name: VGR Brand: VGR Product name: Professional hair trimmer Battery: 2000mAh Model: V-990 Application: Hotel,Commercial,Household Washable: NO