Power: DC 3V (Alkaline batteries sold separately, AAA x 2) Main Product Dimensions: 4.5 height x 2.2 width x 1.9in depth (11.5 x 5.7 x 4.7cm) Product Weight: Approx 5.6oz (160g) (including batteries) Continuous Usage: Approx 6 months when used twice a month (10 minutes per cut) Made in China. Consumables: Replacement Blade (ER9201). Accessories: Oil, Cleaning Brush, Technique Collection