Replacement Touch Pen for 2021 XT2115 4G Description A direct replacement touch pen compatible with model XT2115 4G (2021). Designed to restore precise touchscreen control with sensitivity for accurate input and responsive touch performance. Key benefits Restores precise input: touch sensitivity improves accuracy for writing, drawing, and tapping small onscreen controls. Simple replacement: Intended as a direct substitute for the original 2021 XT2115 4G pen to lost or damaged units. Consistent performance: Delivers responsive touch interaction for everyday tasks that require accuracy and control. Easy to use: No special setup required, works with the device touchscreen for immediate use. Important attributes Function: Touch stylus for touchscreen input with sensitivity. Compatibility: Compatible with XT2115 4G devices from 2021. Performance: sensitivity for reduced lag and smooth input response. Design intent: Replacement for the original pen included with the device. Typical use scenarios Note taking and document annotation: Write quick notes during meetings or mark up documents with more precision than finger input. Sketching and creative work: Draw simple sketches or annotate images with smoother, more accurate strokes. Precise navigation and editing: Select small interface elements, edit photos, or perform detailed touches in apps that require finer control. What you get A replacement touch pen specifically matched for the 2021 XT2115 4G model to restore touchscreen functionality and provide sensitivity input for everyday use.