?The Zhiyun Z1-Rider 3-Axis Handheld Brushless Multi-functional Gimbal for GoPro 3 / 3+ / 4 is a versatile gimbal designed specifically for GoPro cameras. Built with brushless motor and top grade servo motor controlled system£¬ it helps to make outdoor shooting a breeze. Compact and lightweight£¬ it won&acute;t add extra burden and thus is easy to carry. Crafted from high-grade PC and metal materials£¬ it is highly reliable and durable for long-lasting use. And it is fully compatible with GoPro accessories. It surely is worth your investment!                                    Features            Designed specifically for GoPro camerasWearable design£¬ easily install to the car£¬ bicycle£¬ or helmetBuilt with brushless motor and top grade servo motor controlled systemKeep the camera flat and stablePerfect for outdoor shooting usesCompact and lightweight£¬ won¡¯t add extra burdenCrafted from high-grade PC and metal materials£¬ highly reliable and durableFully compatible with GoPro accessories                                                            Specifications            Working Voltage    6.8V / 8.4V / 12.6V    <br>Working Current    50mA / 120mA / 2A    <br>Static Attitude Tracking Accuracy    +-0.01 0.04    <br>Motion Attitude Tracking Accuracy    +-0.1 +-0.2 +-0.5    <br>Pitch Angle    -180 0 +180 Vertical    <br>Roll Angle    -45 0 +35    <br>Heading Angle    -150 0 +150 Vertical    <br>Heading Angle    -50 0 +50 Horizontal    <br>Pitch Following Rate    1¡ã/ Sec 50¡ã/ Sec    <br>Heading Following Rate    1¡ã/ Sec 80¡ã/ Sec    <br>Battery Time    3h 4h 5h 900mAh x 2    <br>Working Temperature    -20¡æ 25¡æ 45¡æ    <br>Material    PC &amp; Metal    <br>Weight    10.05oz / 285g    <br>Color    Black    <br>Dimensions    (2.64 x 3.78 x 3.46)" / (6.7 x 9.6 x 8.8)cm (L x W x H)    <br>                                                            Package Includes            1 x 3-Axis Handheld Camera Stabilizer1 x Camera Holder2 x M2.5x9mm Screws With Hand2 x M2.5x19mm Screws With Hand1 x 18350 Lopo Battery Charger2 x 18350 Lopo Battery1 x Micro Usb Charger Cable1 x User¡¯s Manual