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Useful for 10-position switch encoding
it's ideal for laboratory testing
and 60A/600A current range
125khz Handheld Rfid Reader Writer, Upgrade Smart Id Card Duplicator Cloner plastic box float dustVal=0HOW TO USE? There are only two buttons "READ" and "WRITE" for easy operation. OPERATIONS: Firstly, remove the battery lid, then install 2 pieces of 1. 5V AAA batteries, and then push the lid back. Secondly, push the switch upward to turn on the device, then the red light is on, the green light and yellow light are flashing shortly, meanwhile the device beeps twice, that means the device is ready to work. If the lights aren't on, please re install the
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