Feiyutech VB4 Vimble 4 3-Axis Smartphone Gimbal with Built-In Extension Rod Specification 3-axis stabilization - The upgrades in the stabilization algorithm increase stability by 18%. Upgraded 4.0 AI tracking technology for tracking face, pets, and objects Extendable - 216mm Built-in extension rod for creative angles and selfies Stain Resistant and Non-Slip - Durable frosted surface and ergonomic design make it easy to shoot for long periods of time Lightweight and Compact: Weighs only 0.73 lb, easily portable. Warranty 1 Year Feiyutech India Warranty GST Bill.