Note: If your drone is a DJI Avata, the above products can only be used with FPV Goggles V2 glasses. Feature: 1. The interface is made of tin-plated material, which effectively avoids oxidation and rust, 2. Built-in copper core, power supply is more stable, 3. High-quality materials, wear-resistant, anti-aging and toughness. Description: Material: Copper+TPE, Applicable models: for FPV Goggles V2, Color: black, Net weight: 29.7g (L), 10.5g (S), 24.9g (2 piece set), 24.8g (3 piece set), Package weight: 32.2g (L), 13g (S), 33.7g (2 piece set), 54.9g (3 piece set), Product size: 130cm (L), 31cm (S), 8.1*4*2.2cm (back clip), 14.6*5.5*1.5cm (eye mask), Package size: 15*10cm,18.5*13cm (2 piece set), 24.3*17cm (3 piece set), Packing list: 1pcs power cable. Note: 1.Does not include the FPV Goggles V2 and battery, 2.Transition: 1cm=10mm=0.39inch, 3.Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering, 4.Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you!