설명
shortage alarm Toilet Paper Holder
산출
NB-IoT, Sigfox, LoRaWAN, 4G
品名
DF400 shortage alarm Toilet Paper Holder
Dimension(holder)
280*130*120mm;
Dimension(detector)
120*64mm
Measuring range(empty)
<20%, is shortage, will alarm the staff
Measuring range(full)
>20%, is enough
Power supply Option 1
DC Power supply
Power supply Option 2
Battery, 6V