F101 150mm (Length) x 95mm (Width) x45mm (Height) Consists of the FI01 host, the serial number is 2015092601, and uses internal power supply No. 7 battery
F102: 141mm (Long) x 86mm (Width) x39mm (Height) Consists of the FI02 host, the serial number is 2015092601, and uses internal power supply No. 7 battery