Fido RH-Y12 bidirectional barrel rotary dampers, the damping direction is both ways.
Fido RH-E15 high-performance rotary damper, the damping direction is bi-directional.
Fido RH-N11 rotary vane dampers; the damping direction is clockwise or anticlockwise.
Fido RH-C15 plastic small rotary damper, the damping direction is clockwise, anticlockwise or bi-directional.
Fido RH-Y13 plastic soft closing dampers, the damping direction is both ways.