Feature: 1. 88pcs extra slim resemble key caps of notebook. 2. Extra mini mutimedia keyboard with 10 hot keys,it is very convenient for internet 3.Multi-langauge available. 4.Multi-color available 5. Size is 300*150*20MM 6.MOQ is 5000pcs. 7.Blue light key is available. 8.Compatible WIN95/98/2000WIN/ME and 2000XP system 9.Available PS/2,USB and U P port 10.key can be used more than 100 millon times,production can work without problem over 5000 hours 11..Specifiction,button 40-45G,big key line3.5mm,small key 2.4mm.draw prow of key,big is2.5kg,small is 1kg. 12..work temperature is-10-40°C,store temperature is-40-50°C,work humidity is40-90,Store humidity more over 93(40°C)