Dimensions: 17cm x 6cm Installation method: Built-in installation on a 503 box Weight: 50g Functionality: For complete control of pellet stoves with status management commands, operating parameter adjustment, timer program, and control board testing.

Dimensions: 137 mm x 47 mm (cutout) 151 mm x 60 mm (panel) Installation method: Flush-mounted, fixed with double-sided tape. Weight: 100 g Functions: Pellet stove control with status management commands, operating parameter adjustment, timer, and control board testing.

Dimensions: 131mm x 28.5mm (cutout) 140.5mm x 37.5mm (panel) Installation method: Flush-mounted, double-sided tape fastening. Weight: 60g. Functions: Pellet stove control with status management commands, operating parameter adjustment, timer, and control board testing.