A system and method for providing robust, configurable lighting includes electrical boxes interconnected by conduit through selected knockout openings. A cover plate includes multiple rectangular openings oriented if different fashions. The openings are configured to receive and secure a base of tubular lighting element to the cover plate. Wiring is passed through the conduit into the boxes, and a connection is made to the lighting element through a secured base and associated opening.

A lighting system for tunnels or similar works. The lighting system with LED diodes, including at least one lighting strip with LED diodes, with at least one set of LED diode modules, the modules of a set being divided up into subsets of one or more modules supplied with power by respective power supply buses, an electronic system supplying power to the strip, making it possible to power up, according to a first mode of operation, all the power supply buses and, in a second mode of operation, only a part of the power supply buses, so as to reduce the electrical consumption of the strip.

Disclosed is a junction device for joining adjacent housing sections of a light fixture housing assembly, having a junction body structure formed from at least one junction body segment. A plurality of coupling units, each with at least one first boundary including at least one male portion or at least one female portion. The male and/or female portions are configured to enable each corresponding portion a first of the coupling units to receive the male portion of a second of the coupling units. Each of at least two of the coupling units including a first segment formed with the at least one junction body segment at respective first boundaries with the corresponding male or female portions extending therefrom. Each of the male and female portions is configured to be associated with a first locking structure to lock the female and male portions together to form the assembled light fixture housing.

Disclosed is a white and warm white LED synchronous intelligent light string assembly, which includes a white LED chip and a warm white LED chip arranged inside the light bead, and the control IC can control different flashing modes of the LED chips after receiving commands. One end of the IP44 plug is connected to a 24-230V power supply, and the other end of the plug is connected to a fuse for current limitation, a varistor for voltage control, a filter for filtering out noise and separating signals, and a filter circuit for passing the low frequencies and attenuating the high frequencies. Outputs of the filter circuit are respectively connected to an input of the MOSFET and a DCDC transformer. The DCDC transformer outputs a direct current with an altered voltage to a driver and an IRF. The IRF is connected with a program module, a remote-control module and a WiFi & Bluetooth module, and the signal output by the IRF passes through the driving module, both of outputs of the driving module and the DCDC transformer are connected to an input of MOSFET while an output of MOSFET is connected to one end of the main wire. The present disclosure achieves simultaneous control of a plurality of light strings.

The disclosure provides a luminaire and a luminaire combination. The luminaire combination includes at least two luminaires. The luminaire includes a housing and a light source module received in the housing. The housing defines a connecting groove therein. The connecting groove is in a flat strip shape and extends from an outer surface of the housing. One end of the connecting groove is opened for insertion of a connector. The connecting groove is provided with a limit portion on each of two opposite side walls thereof. A gap between each limit portion and a bottom surface of the connecting groove forms a channel guide. The connector is provided with a connecting portion on each of two opposite sides thereof. The connecting portion is operable to be inserted into and matched with the channel guide corresponding to the connection portion.

Example embodiments relate to modular luminaire assemblies for tunnels. One example luminaire assembly includes a plurality of interconnectable modules. The plurality of interconnectable modules includes at least an electronic module and at least a first optical module. The first optical module include at least one printed circuit board that includes at least one corresponding LED array and at least one corresponding optical plate. The electronic module includes driver circuitry for driving the at least one LED array of the at least one printed circuit board. The first optical module includes a tray containing the printed circuit board and the optical plate, and an at least partially light transmitting cover closing the tray. The tray has a bottom face and a first edge between the cover and the bottom face. The electronic module includes a tray containing the driver circuitry and a cover closing the tray.

A Light-Emitting Diode (LED) apparatus has a power source outputting a source DC power at a source DC voltage, a plurality of LEDs drivable at a driving DC voltage lower than the source DC voltage, and an electrical path connecting the power source to each LED for powering the LED by the power source. Each electrical path comprises a first portion connected to the power source at the source DC voltage and a second portion connected to the LED at the driving DC voltage, and the length of the first portion is longer than that of the second portion.

Apparatus and methods for deployment of fixtures. The apparatus may include a system for controlling deployed fixtures. The system may receive user commands different devices in different formats. The fixtures may be independently addressable. The fixtures may be magnetically supported by a fixture support. A brace may join two or more fixture supports without reducing space available to support fixtures. The brace may join a fixture support to a fixture support accessory. An accessory may include a variable-angle junction. The fixture may include articulating joints for controlling the direction of a beam. The fixture may include a lens having an electrically controllable beam spread angle. The fixture may be stowable in the fixture support. The fixture may be slidable along a cord to adjust a height of the fixture. The fixture may include an extendable ring. The system may coordinate motions of the fixtures to follow a target. The fixture may include an elongated board. The elongated board may include a non-polar power socket.

A lamp, a lamp system, a method for assembling lamp system, and a method for disassembling lamp system are described. The lamp includes a frame, a light guide plate, at least one light source and a connecting mechanism. The frame includes two side covers opposite to each other, and an accommodating space is formed between the side covers. The light guide plate is disposed in the accommodating space. The light source is disposed in at least one of the side covers and is disposed adjacent to a light incident surface of the light guide plate. The connecting mechanism is disposed in the frame. The connecting mechanism includes an engaging member and an adjusting member. The engaging member is slidably disposed in an inner space of one of the side covers.

The present disclosure is applicable to the technical field of massage apparatuses, and provides an atmosphere lamp for massage table. The atmosphere lamp includes at least two light-emitting units, each of which includes a light strip, a fixed strip, and end fixing members; the light strip is arranged in the fixed strip and is clamped by the fixed strip; one end fixing member is mounted at each of two ends of the fixed strip; the end fixing members are provided with DC connection terminals; the atmosphere lamp further includes a light-emitting unit connection wire; two ends of the light-emitting unit connection wire are provided with DC connection terminals; the plurality of light-emitting units are connected through the light-emitting unit connection wires; the atmosphere lamp further includes a power adapter.