Tablet Stylus Pen USI2.0 Protocol Pen Stylus Anti False Touch 1. Connection: USI protocol connection 2. Battery capacity: 125mAh 3. Limit voltage: 3.7V 4. Charging time: 60 mins 5. Working time: 110 hours 6. Compatibility: for USI 2.0 protocol devices 7. Weight: about 12.7g 8. Size: about 15.8 x 0.9cm 9. Packing list: stylus x 1, replacement POM nib x 1, charging cable x 1 Features: 1. 4096-order tilt pressure sensing, responsive, smooth writing, no broken touch 2. The pen body adopts anodized process, comfortable to touch, not sour for a long time 3. Replaceable POM nib, more wear-resistant, does not hurt the screen, can be continuous writing 4. Gold-plated copper nib, accurate and zero delay, stable signal, no breaks, writing and drawing with heart 5. Strong magnetic suction, easy to store, matching the original magnetic suction port, can be adsorbed on the tablet 6. Global anti-touch, writing and drawing are at ease, hidden dust plug, to maintain the overall beauty of the pen 7. 110 hours of long battery life, Type-C charging, 5-minute smart sleep function, power saving and worry-free