Collection: JemRF
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DIY Alarm Kit - Motion sensor, door contacts, temperature, buzzer siren
Regular price $26.95 USDRegular priceUnit price per -
3V battery power supply - 2 x AA Battery Holder
Regular price $4.95 USDRegular priceUnit price per -
Moisture Detection Sensor Module for Soil or Water for Arduino Raspberry Pi
Regular price $2.85 USDRegular priceUnit price per$8.99 USDSale price $2.85 USDSale -
AC Power Detector
Regular price $39.95 USDRegular priceUnit price per -
M-Series Wireless Light Sensor - Photo-resistor
Regular price $26.49 USDRegular priceUnit price per -
Wireless Waterproof Analog Temperature Sensor
Regular price $17.01 USDRegular priceUnit price per$24.95 USDSale price $17.01 USDSale -
M-Series Wireless Temperature & Humidity Sensor
Regular price From $37.95 USDRegular priceUnit price perM-Series Wireless Temperature & Humidity Sensor
Regular price From $37.95 USDRegular priceUnit price perM-Series Wireless Temperature & Humidity Sensor
Regular price From $37.95 USDRegular priceUnit price per -
IoT Gateway USB Receiver
Regular price $23.95 USDRegular priceUnit price per -
Magnetic Contact Switch with Temperature Sensor M Series
Regular price $26.95 USDRegular priceUnit price per -
Wireless Door Contact Temperature Sensor M Series
Regular price $26.95 USDRegular priceUnit price per -
Wireless Temperature Sensor M Series with External Sensor
Regular price From $26.99 USDRegular priceUnit price perWireless Temperature Sensor M Series with External Sensor
Regular price From $26.99 USDRegular priceUnit price perWireless Temperature Sensor M Series with External Sensor
Regular price From $26.99 USDRegular priceUnit price per -
Wireless Temperature Sensor M Series
Regular price $24.95 USDRegular priceUnit price per -
ESP32 Development Board WiFi+Bluetooth Ultra-Low Power
Regular price $1.95 USDRegular priceUnit price per$7.50 USDSale price $1.95 USDSale -
Wireless Developer Board & Case
Regular price $9.95 USDRegular priceUnit price perWireless Developer Board & Case
Regular price $9.95 USDRegular priceUnit price perWireless Developer Board & Case
Regular price $9.95 USDRegular priceUnit price per -
Wireless Display Kit
Regular price $24.95 USDRegular priceUnit price per -
Wireless Light Sensor - Photo-resistor
Regular price $24.95 USDRegular priceUnit price per -
Wireless Waterproof Digital Temperature Sensor
Regular price $24.95 USDRegular priceUnit price per -
Wireless Water Sensor Kit
Regular price $19.95 USDRegular priceUnit price per$24.95 USDSale price $19.95 USDSale -
Wireless Motion sensor kit
Regular price $24.95 USDRegular priceUnit price per -
Wireless Temperature & Humidity Sensor
Regular price $29.95 USDRegular priceUnit price per
