Features: -Precise active stylus, 2.0mm tip delivers a realistic pen-to-pad writing / drawing experience on all tablets & smartphones. -Soft head for protecting your touch screen, reduce fingerprint when using. (The pen tip can rechangeable) -Does not rely on special pre-installed software or specific Apps. -With a switch button, it instantly activates to work across any device using capacitive touch. -Up to 12 hours continuous use after full charge. -Not easy to lost and convenient to carry due to a clip. -Compatible with most screen touch devices: For iOS/Android/Microsoft device, iPad, iPad Air, iPad Mini, iPhone, Samsung Galaxy, Nexus, LG G Pad, HTC and other touch screen devices. Specifications: Name: Active Stylus Model: ONY-ZDB Material: Aluminum Alloy Color: Black Pen Length: 127.5mm Diameter: 8.5mm Pen Tip: 2.0mm Charging: By Mirco USB Port Charge Power: 5W Charge Voltage: DC 5V Usage: Press the white button, the indicator light is blue, then you can use the active stylus directly. When the active stylus is in charging, the indicator is red. How To Rechange Pen Tips: Step 1, Twist the conductive tip outward slowly. Step 2, Push in the replacement tip directly. Note: 1.Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. 2.Please allow little differs due to manual measurement.