3-in-1 Battery Monitor & Discovery Signal Loss Buzzer Alarm

3-in-1 LiPo Safety & Recovery Module: This compact device combines a LiPo battery monitor, aircraft discovery buzzer, and signal loss alarm into a single lightweight unit. It is designed to help protect your batteries, alert you to signal loss, and make locating a downed model fast and easy.

Ultra-Bright Visual & Audible Alerts: Equipped with an ultrahigh brightness blue LED and twin loud buzzers, this module provides strong visual and audible alerts even in bright daylight or tall grass. Ideal for FPV pilots and RC hobbyists who want extra peace of mind during flights or runs.

Wide Voltage Compatibility: Supporting 2–6S LiPo batteries, this alarm works across a wide range of RC platforms including drones, planes, helicopters, and cars. Adjustable per-cell voltage thresholds allow you to tailor warnings to your preferred safety margin.

Specifications:

• Item Name: Signal Loss Alarm / Aircraft Finder
• Working Voltage: 5.2–26V DC
• Battery Support: 2–6S LiPo
• Standby Current: <10mA
• Working Current: Max 120mA (LED blinking & buzzer active)
• Voltage Alarm Threshold: 3.4–3.7V per cell (red LED indicator)
• Buzzer Output: Twin buzzers, 85dB each
• LED: Ultra-high brightness blue LED, 20lm, 0.2W
• Dimensions: 20 × 30 × 6mm
• Weight: 7g

Features:

• Battery voltage monitoring with audible and visual alerts
• Discovery buzzer for locating lost models
• Signal loss alarm activation
• Compact, lightweight design
• Easy integration into existing RC setups

Applications:

• Fixed-wing aircraft
• FPV drones and multicopters
• RC helicopters
• RC cars and ground vehicles

Package Contents: 

• 1x 3-in-1 LiPo Battery Monitor / Signal Loss Alarm Module
• 1x Passthrough Servo Cable