Description: 1.For DJI drones, serving as a bright strobe light (FAA 5km visible compliant) and auto-switching to sound & light alarm in emergencies, ideal for locating crashed drones. For DJI Avata/Mavic/Air/Mini series. 2.Built-in 120dB buzzer and 100-lumen LED, intelligently detects crashes/abnormal statesauto-triggers alarm after 10min idle, 1hr flight, or upon falling. 3.50m effective range with beep+flash synergy, enables rapid day/night drone recovery and daily flight warning. 4.250mAh polymer battery with Type-C charging, offers 15-day standby, 4hrs continuous alarm, and full charge in 1.5hrs. 5.Includes two elastic silicone straps for secure attachment on various drones, easy to install and remove. Color: Transparent Material: Transparent PC Battery Capacity: 250mAh Package/Product Dimensions: Package 110*97*22mm / Product 50*42.9*15.4mm Contents: Strobe alarm1, Charging cable1, Long strap1, Short strap1, Manual*1 Compatible Models: For DJI Avata series, Mavic series, Air series, Mini series