Inquiry (采购产品): keypads needed I need battery operated keypads that can store a code and when the matching code is entered, emits 6V for 3 seconds. It should not lose it's memory if the power fails. **** Hidden Message ***** James Hinsch 44138 Company: Master Computer Group, Inc. E-mail: matchstickx@yahoo.com **** Hidden Message ***** matchstickx@yahoo.com
