USA, MA, Cambridge, MIT (sensor 59) Offline long 12 years ago 10 years ago 20cpm 788cpm 0.060μSv/h 2.359μSv/h More sensor data Sensor:LND7317 Model :nGeigie 59 V2.1.5 Alarm : Leave a Reply Click here to cancel reply. Name (required) Email (will not be published) (required) Website Comment Δ