CoCCO Pro All Metal Hair Trimmer - (Dual Voltage) boasts a world-class brushless motor for optimum power, low noise & superior durability. Lithium-Ion batteries charge in 3 hrs & provide up to 2 hrs of use. Graphite steel blades provide natural lubrication & longevity for a comfortable, effortless trim. Zero overlap precision ground T-blade ensures close, clean shave without irritation. All metal aluminum alloy housing is lightweight & engineered for pro use. Special design allows for detailed styling & accuracy.