⒈Appearance size: W:86mm H:86mm D:10mm
  (without base);
⒉shell Material: ABS+PC, fire rating V-0;
⒊Frame material: aluminum alloy;
⒋Key material: aluminum alloy;
⒌Installation method: 86 bottom box installation;
⒍Appearance color: polar silver, titanium black, Champagne Gold,
Begonia Red, Sunshine Orange, Sapphire Blue;
⒎Working Voltage: DC9V~30V;
⒏Static Power Consumption: 0.1W;
⒐Maximum Power Consumption: 0.2W;
⒑Function Key: 4-digit Function Key ;
⒒ Downlink communication: RS485.