... to pucker. It is mainly used in office, hospital, lighting keyboardThis EL keyboard consists four parts of silica gel, film ... , internet bar, lab and so on.- name:EL key board.-colour:various colour.-material:silica gel.-power: directly connected to ... laptop or computer.-specification:85 key board, 109 key board.-advantages: water proof, dustproof, acidproof, alkaliproof, thin(0 ...