Abstract: A viewing and lighting device includes a side-view mirror formed with a ball, a lamp provided on the side-view mirror, a flexible tube, a first clip attached to an end of the flexible tube and used to clip a portion of the side-view mirror, a second clip attached to another end of the flexible tube and used to clip a portion of a vehicle and a controller provided on the vehicle and used to control the lamp.

Abstract: A kickstand device includes a main frame mounted to a frame of a two-wheeled vehicle and two kickstands each having a first end and a second end. The first ends of the kickstands are respectively mounted to two ends of a pivotal rod to move therewith. The kickstands are located on opposite sides of the two-wheeled vehicle. The pivotal rod is pivotable relative to the main frame, allowing the kickstands to jointly pivot about a rotating axis. The second end of at least one of the kickstands has an adjustable spacing to the rotating axis of the pivotal rod in a direction perpendicular to the rotating axis.

Abstract: A viewing and lighting device includes a side-view mirror formed with a ball, a lamp provided on the side-view mirror, a flexible tube, a first clip attached to an end of the flexible tube and used to clip a portion of the side-view mirror, a second clip attached to another end of the flexible tube and used to clip a portion of a vehicle and a controller provided on the vehicle and used to control the lamp.

Abstract: A cooling system with refrigerant for air conditioning and engine parts, comprising: a compressor, a high pressure circuit filled with the refrigerant; and a low pressure circuit filled with the refrigerant too. The high pressure circuit further comprises a condenser, the low pressure circuit further comprises an evaporator and a heat exchanger, the heat exchanger at an interior thereof is provided with a refrigerant passage and a fluid passage, which enters the engine, with the two passages next to each other and contacting with each other and at an exterior thereof includes a refrigerant inlet, a refrigerant outlet, a fluid entrance to the engine and a fluid exit from the engine.