... capacity 4. OEM is ok 5. use in GPS systems Item nameshielding casesFactory SpaceOver 7000 square metersPunchesOver 130 setsExperienceOver ten ... :2008. RoHSApplicationshunts, meter, temperature controller, mutual inductor, relay, sound ,car GPS ,Car chargers, etc.Coatingnickel, zinc, Chrome, gold, tin, silver, screen ... your inquiry varies kinds of customized metal shielding cases for car GPS systems