Basic
                                    Size: 60 mm * 60 mm * 19 mm
  Signal: 433MHz (GFSK)
  Power supply: 3V DC
  Battery type: CR2032 button battery
  Warning: app
  Battery duration: 18 to 24 months
  Appearance material: PC
  Indoor Communication Distance: 12 to 25 meters
  Operating temperature: 0° to 50° C
  Relative humidity: 10% to 90% noncondensing
  Communication mode: built-in antenna
  Work with gateway: Geeklink host or host with GFSK chipset
                                        
                                     
                         
                         
                         
                         
                         
                         
                         
                


