Overview
The STARTRC Drone Alarm Buzzer is a compact acoustic–optical locator for DJI drones. This Drone Alarm Buzzer mounts with silicone straps and works as a high‑visibility LED strobe and a loud beeper to help locate a downed aircraft. It supports DJI AVATA, Mavic, Air, and Mini series and the V2 upgrade version operates without a mobile phone connection thanks to automatic sensing.
Key Features
- Dual alarm: 120dB high‑decibel buzzer plus bright LED strobe to aid location tracking after incidents.
- High‑brightness lighting: 120 lumens LED; described to meet FAA visibility requirements at 5 km for strobes.
- Smart triggers and workflow: after power‑on it can auto‑trigger after 10 minutes, after flight exceeds 1 hour, or when a fall is detected. Post‑crash, it enters an autonomous alarm loop.
- Audible range: within 50 m of alarm sound to speed up retrieval in complex terrain or at night.
- Lighting modes: white/green/red with steady, strobe and dynamic modes; quick switching via the single control button.
- Gyroscopic attitude sensing with data rates shown as 230400 baud and 200HZ return rate for responsive anomaly detection.
- USB‑C rechargeable 250mAh polymer battery: about 1.5 h charge; ≈10 days of standby after power‑on; continuous chirp up to 4 h.
- Lightweight build: 22.8g PC (transparent) shell; compact size 50*42.9*15.4mm.
- Fast installation: includes long and short elastic silicone straps to fit multiple DJI drone bodies; firmly fixed without loosening.
- Also usable as a daily warning strobe or beeper when needed.
Specifications
| Brand Name | STARTRC |
| Product Type | Drone Alarm Buzzer |
| Compatible Drone Brand | DJI |
| Compatible Series | DJI AVATA / Mavic / Air / Mini |
| Function | Drone alarm buzzer with flashing light |
| Model Number | drone alarm |
| Product Model | 12090085 |
| Origin | Mainland China |
| Package | Yes |
| Size | 50*42.9*15.4mm |
| Weight | 22.8g |
| Color | Black |
| Material | PC (Transparent) |
| Battery | 250mAh polymer (USB‑C rechargeable) |
| Charging port | USB‑C |
| Charging time | 1.5 hours |
| Usage time | ≈10 days (after power‑on) |
| Chirp time can last | 4 hours |
| Current/Voltage | 200mA, 5V |
| Speaker loudness | 120dB |
| LED brightness | 120 lumens |
| Audible range | ≈50m |
| V2 upgrade version | Does not require a mobile phone connection; automatic sensing |
| Hign-concerned Chemical | None |
| Packaging size | 110*97*22mm |
| Choice | yes |
| semi_Choice | yes |
What’s Included
- Strobe alarm × 1
- Charging cable × 1
- Long strap × 1
- Short strap × 1
- Instruction manual × 1
Applications
- Locate and recover DJI drones after a crash, forced landing, or loss of visual contact.
- Increase night‑flight visibility with bright strobe lighting.
- General purpose warning beeper/strobe in outdoor scenarios.
Details

Drone Strobe Alarm for Avata, Mavic, Air, Mini Series; Acoustic-Optical Dual Mode Recovery Tool

Buzzer, flashing light, attitude sensor, 4-hour runtime, long battery, quick install

Drone owners face night flight challenges with poor obstacle avoidance. Strobe alarm enhances visibility, aiding rescue in complex environments.

Strobe Alarm enhances drone visibility during flight. It activates sound and light alerts on free fall. Post-crash, it autonomously flashes and beeps in loops, with varying durations based on crash timing and movement detection.

Gyroscopic Attitude Measurement Sensor. Accurately measures aircraft attitude with strong anti-interference, fusion algorithms, 230400 baud rate, 200Hz return transmission rate.

High-brightness LED beads deliver 120 lumens for night flight visibility.

Quick-switch lighting modes with white, green, red options. Features steady, strobe, and dynamic modes. Double-click to cycle through modes; power on/off via button press. Color and pattern options for diverse lighting needs.

High-decibel alarm up to 120dB ensures drone visibility and prevents loss. Features flashing lights and loud alerts after crashes or movement. Deactivation requires power off in all scenarios.

Long-lasting USB-C rechargeable battery, 250mAh capacity. Charging time: ~1.5h, usage time: ~10 days, current/voltage: 200mA/5V, chirp time: ~4h.

Compact and lightweight, weighs only 22.8g, featuring an ultra-light design.

Multi-Drone Compatible. Includes long and short straps, compatible with various drone models.

Remove alarm, choose strap, attach to drone, clip and wrap strap, secure tightly, power on, and fly. These seven steps ensure safe, stable installation of the Mavic Mini Strobe Alarm.

Mavic Mini Strobe Alarm by STARTRC, model 12090085. Dimensions: 50×42.9×15.4mm, weight 22.8g. Made of transparent PC. Includes strobe, cable, straps, and manual.
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