Feature: Designed for DJI Mavic Air 2 / Mini 2 Drone. Product Weight：5.8Ghz: 28g / 2.4Ghz: 42g. Size: 5.8Ghz: 85*23 mm /2.4Ghz: 92*23 mm. Enhance RC antenna' sensitivity to signal，make the antenna have strong directivity and range extender. The signal booster is made of silicone + brass, anodized for enhanced texture, abrasion resistance and corrosion resistance. Easy to install and remove, no need to change the control, plug and play, non-destructive installation design, no need to worry about damage to the remote control. The signal booster is compact and easy to carry and store when going out.