Technique requirements:

• Working frequency： 2.4GHz
  
• Laser modulus： 670nm Class II
  
• socket： USB interface
  
• Operation system： WIN98/SE/ME/2000/XP/VISTA
  
• battery： 3.7V rechargeable battery
  
• size： 43 (L)× 88 (W)× 10 (H) MM
  
• weight： 24g
  

Product features:

• Mini ultra-thin model，elegant and fashionable appearance ，
• convenient to carry
  
• touch mouse ，go as you please，the best partner of OHP
  
• page your powerpoint up and down ,one- key start software,
• freeshow mark、combined with laser pointer
  
• lithium battery，charge with USB interface