Zhiyun Smooth Q is designed with the 5th High-Precision Stablilizing Algorithm System. 30%-40% Faster Response Rate Compared with Smooth II, More Accurate and Quicker Response.Easier to use without Counterweight. There is an Extendable Axis to balance the Gimbal by One Step. Freely Switch your phone between Standard and Vertical Shooting.Smooth Q has Buttons to Photo/Record, Zoom In/Out and Get Rear Camera/Selfie Mode Transferred. Updated APP-ZY PLAY APP supports Auto-Tracking, Time-Lapse and Filter Options.8 hours Working Duration, Supports Real-Time Mobile Charging, Portable Power Solution for Your Phone. Controllable Range: Pan: 360°; Roll: ±30°;Tilt: +185° -135°.50g Lighter Gimbal Body than DJI OSMO Mobile, yet with a Maximum Payload of 220g, Smooth Q supports you to attach diversity lens with different focal length, kinds of fill light and many other photography accessories. Price is fixed. Do not trade. Interested can PM me @ 84298110. Thanks.