BB Call & Sound Model Airplane Battery Alarm: Adjustable 1-8s Power Display

This innovative battery alarm is designed for model airplane enthusiasts who need precise power management. It features an adjustable setup for 1-8s battery configurations, providing clear and reliable power display at a glance. The device alerts you with both sound and visual cues, ensuring you are always aware of your battery status. Compact and efficient, this alarm enhances the safety and performance of your flights by preventing unexpected power losses. Model: BB sound Manufacture country: China Instructions included: No