Abstract: An electronic module can include a first housing defining a threaded bore and a shaft; a power supply driving module positioned within the first housing; a speaker positioned within the first housing, the speaker connected in electrical communication with the power supply driving module; a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending at least partially through the shaft, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal to supply power to the power supply driving module; and an auxiliary concentric terminal connected in electrical communication with the first concentric terminal, the auxiliary concentric terminal positioned at least partially within the threaded bore to define a power receptacle, the power receptacle configured to connect with and supply power to a second electronic module.

Abstract: An electronic module can include a housing defining a housing cavity, the housing defining a first end and a second end positioned opposite from the first end, the housing defining a housing opening to the housing cavity at the first end; a lens at least partially defining a compartment within the housing cavity; an LED lamp board positioned within the housing cavity, the LED lamp board further defining the compartment, the LED lamp board including at least one light source configured to emit light through the housing opening, the at least one light source positioned within the compartment; a power supply driving module positioned within the housing cavity, the power supply driving module configured to control a light output of the LED lamp board; and a wireless communication component connected in electrical communication with the power supply driving module.

Abstract: A lamp module group can include a lamp module including a first terminal, the first terminal including a first contact and a second contact; and a housing including a lamp holder, the lamp module positioned within the lamp holder, the housing including a second terminal positioned within the lamp holder, the second terminal including a third contact and a fourth contact, the lamp holder defining a center axis, the center axis intersecting the third contact, the third contact positioned in electrical communication with the first contact, the second contact coupled in electrical communication with the second contact.

Abstract: A junction box can include an enclosure defining a first enclosure end and a second enclosure end, a cavity extending into the enclosure from the first enclosure end towards the second enclosure end, the first enclosure end defining an opening to the cavity; a mounting insert removably positioned within the opening; and a locking collar removably coupled to the first enclosure end, the locking collar being repositionable on the first enclosure end between a tightened configuration and a loose configuration, the locking collar securing the mounting insert to the enclosure in the tightened configuration.

Abstract: A junction box can include an enclosure defining a first enclosure end and a second enclosure end, a cavity extending into the enclosure from the first enclosure end towards the second enclosure end, the first enclosure end defining an opening to the cavity; a mounting insert removably positioned within the opening; and a locking collar removably coupled to the first enclosure end, the locking collar being repositionable on the first enclosure end between a tightened configuration and a loose configuration, the locking collar securing the mounting insert to the enclosure in the tightened configuration.

Abstract: An electronic module can include a first housing defining a housing cavity, the first housing defining a first end and a second end positioned opposite from the first end, the first end defined by a shaft of the first housing, the shaft defining external threading, the first housing defining a housing opening to the housing cavity at the second end; an LED lamp board positioned within the housing cavity, the LED lamp board configured to emit light through the housing opening; a power supply driving module positioned within the housing cavity at least partially between the LED lamp board and the shaft; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending at least partially through the shaft, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal.

Abstract: A lamp module group can include a housing defining a first end and a second end, the housing defining an axis extending from the first end to the second end, the housing defining a cavity, the housing defining a housing opening to the cavity positioned at the first end; a power supply driving module positioned within the cavity; and an electrical terminal positioned at the second end of the housing, the electrical terminal connected in electrical communication with the power supply driving module, the housing including an inner conductor and an outer conductor, the axis extending through the inner conductor, the outer conductor being spaced radially outward from the inner conductor relative to the axis.

Abstract: A lighting assembly can include a lamp module group including a first housing defining a protruding column, the first housing defining a cavity, the first housing defining a housing opening to the cavity positioned opposite from the protruding column; a power supply driving module positioned within the cavity; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending through the protruding column; and a second housing including a second concentric terminal, the second housing receiving a portion of the first housing, the second concentric terminal connected in electrical communication with the first concentric terminal, the second concentric terminal configured to supply power to the power supply driving module through the first concentric terminal.

Abstract: An electronic module can include a housing defining a housing cavity, the housing defining a first end and a second end positioned opposite from the first end, the housing defining a housing opening to the housing cavity at the first end; a lens at least partially defining a compartment within the housing cavity; an LED lamp board positioned within the housing cavity, the LED lamp board further defining the compartment, the LED lamp board including at least one light source configured to emit light through the housing opening, the at least one light source positioned within the compartment; a power supply driving module positioned within the housing cavity, the power supply driving module configured to control a light output of the LED lamp board; and a wireless communication component connected in electrical communication with the power supply driving module.

Abstract: An electronic module can include a first housing defining a threaded bore and a shaft; a power supply driving module positioned within the first housing; a speaker positioned within the first housing, the speaker connected in electrical communication with the power supply driving module; a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending at least partially through the shaft, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal to supply power to the power supply driving module; and an auxiliary concentric terminal connected in electrical communication with the first concentric terminal, the auxiliary concentric terminal positioned at least partially within the threaded bore to define a power receptacle, the power receptacle configured to connect with and supply power to a second electronic module.

Abstract: An electronic module can include a first housing defining a housing cavity, the first housing defining a first end and a second end positioned opposite from the first end, the first end defined by a shaft of the first housing, the shaft defining external threading, the first housing defining a housing opening to the housing cavity at the second end; an LED lamp board positioned within the housing cavity, the LED lamp board configured to emit light through the housing opening; a power supply driving module positioned within the housing cavity at least partially between the LED lamp board and the shaft; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending at least partially through the shaft, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal.

Abstract: An electronic module group can include an electronic module including a first housing defining a housing cavity; a power supply driving module positioned within the housing cavity; and a first concentric terminal connected in electrical communication with the power supply driving module by a first wire and a second wire; and a second concentric terminal rotatably connected in electrical communication with the first concentric terminal, the second concentric terminal configured to transmit power to the first concentric terminal.

Abstract: A junction box can include an enclosure defining a first enclosure end and a second enclosure end, a cavity extending into the enclosure from the first enclosure end towards the second enclosure end, the first enclosure end defining an opening to the cavity; a mounting insert removably positioned within the opening; and a locking collar removably coupled to the first enclosure end, the locking collar being repositionable on the first enclosure end between a tightened configuration and a loose configuration, the locking collar securing the mounting insert to the enclosure in the tightened configuration.

Abstract: A lighting assembly can include a lamp module group including a first housing defining a protruding column, the first housing defining a cavity, the first housing defining a housing opening to the cavity positioned opposite from the protruding column; a power supply driving module positioned within the cavity; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending through the protruding column; and a second housing including a second concentric terminal, the second housing receiving a portion of the first housing, the second concentric terminal connected in electrical communication with the first concentric terminal, the second concentric terminal configured to supply power to the power supply driving module through the first concentric terminal.

Abstract: A lamp module group can include a housing defining a first housing end and a second housing end, the housing defining a first protruding column at the first housing end, the housing defining a cavity with a housing opening to the cavity defined at the second housing end and a column opening to the cavity defined by the first protruding column; an LED lamp board positioned within the cavity, the LED lamp board configured to emit light through the housing opening; a power supply driving module positioned within the cavity between the LED lamp board and the first protruding column, the power supply driving module connected in electrical communication with the LED lamp board; and a concentric terminal extending through the column opening, the concentric terminal connected in electrical communication with the power supply driving module.

Abstract: A spotlight structure includes a main body, a waterproof front cover, and a waterproof rear cover. A front cavity and a rear cavity are arranged in the main body. A focusing component, a spotlight adjusting component and a color temperature adjusting component are arranged in the cavities. A screw thread is arranged on the outer walls of the front end and the rear end of the main body. A dovetail groove is arranged at the root of the screw thread. An O-ring is arranged on the dovetail groove. An edge of the waterproof front cover adjacent to the O-ring and an edge of the waterproof rear cover adjacent to the O-ring are a beveled edge, respectively. The waterproof front cover is threaded with the front end of the main body, and the waterproof rear cover is threaded with the rear end of the main body.

Abstract: A spotlight structure includes a main body, a waterproof front cover, and a waterproof rear cover. A front cavity and a rear cavity are arranged in the main body. A focusing component, a spotlight adjusting component and a color temperature adjusting component are arranged in the cavities. A screw thread is arranged on the outer walls of the front end and the rear end of the main body. A dovetail groove is arranged at the root of the screw thread. An O-ring is arranged on the dovetail groove. An edge of the waterproof front cover adjacent to the O-ring and an edge of the waterproof rear cover adjacent to the O-ring are a beveled edge, respectively. The waterproof front cover is threaded with the front end of the main body, and the waterproof rear cover is threaded with the rear end of the main body.

Abstract: A lamp module group can include a housing defining a first housing end and a second housing end, the housing defining a first protruding column at the first housing end, the housing defining a cavity with a housing opening to the cavity defined at the second housing end and a column opening to the cavity defined by the first protruding column; an LED lamp board positioned within the cavity, the LED lamp board configured to emit light through the housing opening; a power supply driving module positioned within the cavity between the LED lamp board and the first protruding column, the power supply driving module connected in electrical communication with the LED lamp board; and a concentric terminal extending through the column opening, the concentric terminal connected in electrical communication with the power supply driving module.

Abstract: An electronic module group can include an electronic module including a first housing defining a housing cavity; a power supply driving module positioned within the housing cavity; and a first concentric terminal connected in electrical communication with the power supply driving module by a first wire and a second wire; and a second concentric terminal rotatably connected in electrical communication with the first concentric terminal, the second concentric terminal configured to transmit power to the first concentric terminal.

Abstract: A lamp module group includes an LED lamp board, a power supply driving module, a concentric male terminal, and a first housing, which can achieve the purposes of heat conduction and heat dissipation, waterproofing, and rotational coaxial connection power extraction. A waterproof rubber ring is squeezed by the first housing causing a second housing where the concentric male terminal and the concentric female terminal is located, achieving the purpose of capable of achieving waterproofing between the first housing and the second housing. The first housing and the second housing are connected into one body by a thread, which may conduct the heat of the power supply driving module and the LED lamp board, thereby achieving the purpose of dissipating the heat of the power supply driving module and the LED lamp board.