| 摘要 |
A disclosed bus stop arm includes an extendable arm for protruding from a bus and including signage instructing motorists to stop, a socket in the extendable arm for receiving a lamp, and a lamp having a connector configured to be received in the socket. The lamp includes at least two light emitting diodes, the light emitting diodes projecting light in substantially opposite primary directions. A disclosed lamp for a bus stop arm includes a connector configured to fit in a lamp socket on a bus stop arm, and at least two light emitting diodes. The light emitting diodes project light in substantially opposite primary directions.
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