FeaturesSuitable for Mavic 2 Pro ,mavic 2 zoom.Built-in battery capacity 150 mAh.Standby time is about 12 hours.Self-charging time 1.5 hours.Maximum load 500g.Used for fish bait, relief goods,advertising, ring deliver thrower.Charge once to open about 500 times.Long service.With connected bracket ,cable line and landing gears .Easy to install .