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Solder Assembly & 9V Battery Required Applications : Announce visitors, warn against burglars, set boundaries, for science projects. Specifications: Audible (85dB) and visible (LED) alert Range: 3.3ft to 13ft On/off switch provided Power supply: Transmitter: 9V DC / 50mA max. Receiver: 9V DC / 20mA max. 9V battery holder and adapter jack included Dimensions: Transmitter: 2.2 x 1.6" Receiver: 3.9 x 2.0" Not recommended for outdoor use
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🇺🇸 Ship from USA · On Agora since 2026
$15.95