Professional Cordless Trimmer Blade set, Interchangeable stainless steel blade set, Star Blade width: 32 mm Cutting length: 0.4 mm Type of Operation, Rechargeable Drive, DC motor with sound proofing, approx. 5350 Rmp Operating Voltage: 100-240 V, 50-60 Hz via charging stand Operation time (battery) 100 min. Charging time 120 min. quick charge Battery NiMh DiMensions: 142 x 32 x 32 mm Weight: 130 g Color: Black