Main Features:
● Power switch: Yes
● Power source: 1.5V, 1 AAA alkaline battery
● Work current: 120uA
● Battery life: Minimum 4,000 hours of continuous use

Note:
Batteries are not included. Feature: Portable,Compact
Optional Color : Black,White
Package weight: 0.054 kg
Product size (L x W x H): 14.6 x 1.3 x 1.0 cm / 5.74 x 0.51 x 0.39 inches
Package size (L x W x H): 20.0 x 8.0 x 3.0 cm / 7.86 x 3.14 x 1.18 inches
Package Contents: 1 x Pen, 1 x Pin Tip, 4 x Pen Nibs, 1 x English User Manual