Specifications: Blade Material: Carbon Steel Motor type: Rotary Power Type: Rechargeable/Electric Both Work Voltage: Global universal(100-240v) Battery: 2500mAh lithium-ion battery Minimum haircut length: 0.5 - 1 mm Target Audience: Universal Length adjustment method: Change of nozzles Charging Time: 3H Usage Time: 160Mins Blade width: 4.5 cm Blade adjust: 0.8-2.0 mm Charger: USB Attachment combs: 1.5/3/4.5/6/9/12 mm Motor speed: 15 level speed setting 5500-7500RPM Operation: corded or cordless 100-240V Voltage,50/60HzPackage Includes: 1 x Electric Lithium Battery Rechargeable 15-Speed Adjustable Hair Trimmer For Men