Electric pencil sharpener that can be used with batteries, so you can use it anywhere. Basic safety device comes standard Can be used with 2-way/AA batteries or AC adapter. (Uses a slim type AC adapter that can be used effectively with an outlet. ● Wasted Shaving Prevention Function/If the lead is stripped, do not sharpen it more than necessary. With safety auto stop function/the case will not move if it is not set. Overheat prevention function; Prevents overheating during continuous use. ■ Product Weight: Approx. 10.6 oz (300 g) (Batteries / Adapter): in>100 V, 50/60 Hz, out>6 V DC 1.2 A; Power Supply (Battery): Uses 4 AA batteries (sold separately) ■ Cutting able pencil: Wood pencil from 0.2 - 0.3 inches (6.5 - 8 mm)
(From Amazon.co.jp)