Color: Black/white/pink Interface type: Mini USB Resolution: 1200DPI Channel: 16, automatic jump screen Working voltage: 1.5V Battery model: 1 Section 5 battery No money transmission distance: 10M Product size: 11cm*6.5cm*3.8cm System support: Windows7XP (64) /Vista Windows8/Mac OS X EARN LOTS OF SHOPEE COINS CASH ON DELIVERY ONHAND AND READY TO SHIP PAY TODAY SHIP TOMORROW NOTE: WRONG PLACEMENT OF SHIPPING FEE WILL NOT BE PROCESS DELIVERY PERIOD: 4-10 Days PLEASE READ CAREFULLY BEFORE PLACING AN ORDER/S ALL ITEMS ARE AVAILABLE UNLESS MARKED AS "SOLD OUT" CHOOSE THE CORRECT VARATION IF THE ITEMS HAS DIFFERENT COLORS/PRINTS SO WE CAN AVOID MISTAKES WE ACCEPT RETURNS IF THE ITEM IS NOT YET WORN OR USED. BUYER WILL SHOULDER THE RETURN SHIPPING COST LIKE & FOLLOW US FOR UPDATES! HAPPY SHOPEE-ING!