Specifications:
resistance taper:B
rated power:Linear taper 2 W
max. Operation voltage:Linear taper B:AC 50 V
residual resistance:Between terminal (1-2)/(2-3): 20Ω Max.
insulation resistance:100MΩ min at 100 VDC.
withstand voltage:1 minute at AC 300 V
rotational noise:Less than 100 mV.
total rotation angle:270° ±5°
rotation stopper strength：0.8 kgf.㎝ Min.
operation torque：10 gf.㎝ ~150gf.㎝
push-pull strength： Push: 0.5kgf.cm Min; pull: 0.2kgf.cm Min
resistance to soldering heat：Less than 270°C and quicker than 3 seconds
switch load life：100,000 Cycles

Product description
1.Electrical characteristics
resistance taper:B
rated power:Linear taper 2 W
max. Operation voltage:Linear taper B:AC 50 V
residual resistance:Between terminal (1-2)/(2-3): 20Ω Max.
insulation resistance:100MΩ min at 100 VDC.
withstand voltage:1 minute at AC 300 V
rotational noise:Less than 100 mV.
2.mechanical characteristics
total rotation angle:270° ±5°
rotation stopper strength：0.8 kgf.㎝ Min.
operation torque：10 gf.㎝ ~150gf.㎝
push-pull strength： Push: 0.5kgf.cm Min; pull: 0.2kgf.cm Min
resistance to soldering heat：Less than 270°C and quicker than 3 seconds
3.durability
switch load life：100,000 Cycles

You will receive 2pcs WTH118-2W+ 2pcs dials + 2pcs A03 knob.
Package dimensions:4.13x2.76x1.57inch(105mm x 70mm x 40mm)