3pcs Keyes Hall Holzer Effect Sensor Module
3pcs Keyes Mini Reed Touch Module
3pcs Magnetic Proximity Touch Hall Holzer Module
5pcs LC Technology Hall Holzer Touch Module
Keyes Hall/Holzer Effect Sensor Module
Keyes Mini Reed Switch Module
Keyestudio Hall/Holzer Switch Module
Keyestudio Mini Reed Switch Module
LC Technology Hall/Holzer Switch Module
Magnetic Proximity Switch Hall/Holzer Module
