- Power Source: 1.5 V
- LCD screen size: 49.0 x 21.9 mm
- Frame Size: 58 x 40 x 6 mm
- Physical size 70 x 51.2 x 7.0 mm (battery holder not included)
- Applicable to models with external connections for power supply and buttons. The connection pads are located on the left and right ends of the PCB.
- UM4 (AAA) battery holder is mounted at rear side
- Up to 3 tact switches
- Height of tact switch 8 mm