Features:1. This product is a reader for RFID tag reading. One time can read about 3000 records after battery full charged.2. With OLED display, rechargeable battery. It can read many kinds of RFID tags, with stable, safe and Reliable performance.3. Press the button to start the device and go into scan mode to start to scan the tags.4. The reader will enter the standby state shutdown automatically after 180 seconds if no tags be scanned. 5. Place a tag in the antenna loop, press button to read. Press button to read next tag.6. Long press the button for 3 seconds to shut down the device. Notice:Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.Description:Charging method: USBCharging voltage: 5VCharging time: 4-5HoursReading distance:13cm (depend on the performance of RFID tags)Working frequency: 134.2KHZReading standard: 11784/5 FDX-B & EMIDOperation temperature: -15-45COperation language: EnglishColor/Style: As the picture shownSize: 18.2*8.4*4.4cmincludes:1 x Reader1 x Charging Cable