STARTRC Universal Alarm System Tracker Anti Fly Lost Finder Remote Locator for DJI Mini 4 PRO / AIR 3 / Mavic 3 / Avata 2 Drone Specifications: Brand Name: STARTRC Item Name: Drone Alarm Tracker Item NO.: ST-1139167 Material: ABS Color: Grey Battery Capacity: Built-in 250mAh Charging Plug: USB C Speaker: 120dB Size: 50 x 42.9 x 15.4mm Net Weight: 34g Package Size: 138 x 108 x 17mm Package Weight: 80g Usage: for DJI Avata Series, MINI Series, Mavic Series, AIR Series Features: - The air 3 drone alarm tracker is specially designed alarm for DJI drones to prevent the loss of bodies after drone explosions. It is suitable for DJI AVATA series, MAVIC series, AIR series, MINI series, only for iPhone11 and above models, and IOS 14.5 and above versions. - The avata 2 drone accessories alarm system equipped with a 120dB speaker and a 100 lumen LED light, it can automatically control the alarm and flash through a mobile phone connection. It can also be turned on and left idle for 30 minutes before actively triggering the alarm and flash, with a single duration of 10 seconds. - The alarm and flashing function can be triggered through a mobile phone within a range of 10-100m near the alarm, which can compensate for the pain point requirement of the last 100m that cannot be accurately located after the drone explodes. - USB-C rechargeable battery life: The alarm is powered by a safe and 250mAh polymer battery, with a standby state of 15 days after turning on. If it keeps beeping for up to 4 hours, the Type-C port design makes it easy for the alarm to fully charge within 1.5 hours through the USB-C cable. - The mini 4k alarm could be easily installed and disassembled on various types of drones by tightly installing it on the drone with silicone tape, ensuring it is securely fixed without loosening or falling off. Note:* Bluetooth connection to mobile phones is limited to iPhone11 and above, IOS 14.5 and above * NOT Included the drone, ONLY the Alarm Tracker Package Included: 1 x Alarm 1 x Charging Cable 1 x Strap Holder