• 2.4GHz wireless transmission technology, providing stable signal transmission
• Ergonomic design, fit the palm, delicate hand feel, comfortable to use
• Simple and lightweight, comes with a USB receiver, just plug and play
• Adapt to a wide range of material surfaces, meet your daily office and entertainment needs

Specification:

• Interface: USB 2.0
• Working method: Infrared optical positioning 
• Transfer methods: 2.4GHz wireless 
• Transfer distance: ≥10m
• Product Size: 116*62*38mm(L*W*H)
• Power supply: 1*AA battery (not included)