Place of Origin: Guangdong, China Brand Name: CMAI Model Number: 397 Type: Membrane Keypad, EL panel Application: LED LCD, LED,LCD,logo of company Keypad Button Material: Other Size: customize Thickness: 0.2-0.6MM Function: cuttable /adjust brightness /adjust speed Operating current: less than 0.25 mA / cm² Life Time: 9000-26000hours Environment: no heat and no Radialization Usage: public or exhibition