Application: watches (digital and analog), calculator, electronic notebook, electronic keys for automobile, cardradio, medical equipment, memory backup power source.
电池用途：本品主要适用于手表、计算器、电子词典、汽车电子钥匙、微型广播、医用设备、备份支撑电源。
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During a seven-day auction on eBay that ended on May 29, Novocin says he sold four items, including an X-Band Weather Radar Modulator for and a high-frequency radio circuit card for .
This is similar to the radio frequency identification (RFID) systems often seen in transit systems such as San Francisco's Clipper swipe card or London's Oyster scheme.