E1 USB-C / Type-C Interface Phones / Tablet PCs Screen Distance Reminder Children Learning Time Reminder, Support Sound & Light Remind, Remind Distance: About 40cm (Blue)

1. The standard safety distance is 40cm. After inserting the reminder into the phone/tablet, when your child is less than 40cm from the screen, the yellow light starts to flash. If it does not return to outside 40cm within 10 seconds, the reminder will sound to remind parents Intervene
2. It also has a 40-minute anti-fatigue reminder function
3. Long-term use can help children develop good habits of using eyes and sitting posture
4. Plug and play, only get mobile phone current, no data reading, no need to worry about privacy leakage
5. High-precision distance sensor, using optical principle, high-precision monitoring of the distance between eyes and screen
6. Light indicator design, easy to use
7. Suitable for most phones and tablets with USB-C / Type-C interface
8. Curved design, no sharp edges, anti-scratch
9. Small and portable, suitable for home and outdoor learning

Product parameters:
1. Distance reminder: about 40cm
2. Time reminder: 40 minutes
3. Product power consumption: less than 125mW
4. Product size: 60×15.5×9.5mm
5. Product weight: 6g

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