●PCB Supporting Height is 11mm / 0.43in, Hole in chassis is Φ3mm / 0.12in. ●Chassis thickness is 2.8mm / 0.11in, Including the thickness of the tape. ●Size(L/W/H): 12.5mm x 12.5mm x 20mm (0.49in x 0.49in x0.79in) ●High performance tape, temperature resistance is about 70 ℃. ●Back glue type, support PCB, so that the middle of it will not be sunken because of vibration and load, resulting in short circuit.