Buzzer / Speaker
Alarm Finder Tracer Buzzer for RC Lost AircraftSKU: 29376
- Operating Voltage : 4 – 6 V.
- Current Drain : 1 – 35 mA.
- Weight : 4.5 gm.
- Dimensions : 30 x 20 x 10 mm (L x W x H).
- Let you know where your RC aircraft is when you lose connection with it
- Particularly useful when the multirotor is out of control
- Easy to install, simply connect the alarm between the servo and the receiver
Generic Proximity Sensor
MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm SystemSKU: 28657
- Actuation Distance : 15 – 25 mm;
- Connecting cable length: 30 cm.
- Magnetic sensor alarm, control the switch of the circuit via the built-in magnet
- Alarm when someone intrudes into your places
- Can be used in places like apartment, hotel, office, etc.