Charge controllerA charge controller, charge regulator or battery regulator limits the rate at which electric current is added to or drawn from electric batteries to protect against electrical overload, overcharging, and may protect against overvoltage. This prevents conditions that reduce battery performance or lifespan and may pose a safety risk.MediaTekMediaTek Inc. (Chinese: 聯發科技股份有限公司; pinyin: Liánfā Kējì Gǔfèn Yǒuxiàn Gōngsī), sometimes informally abbreviated as MTK, is a Taiwanese fabless semiconductor company that designs and markets a range of semiconductor products, providing chips for wireless communications, high-definition television, handheld mobile devices like smartphones and tablet computers, navigation systems, consumer multimedia products and digital subscriber line services as well as optical disc drives.OnePlusOnePlus Technology (Shenzhen) Co., Ltd. (Chinese: 一加科技; pinyin: Yījiā Kējì; lit. 'one plus technology'), doing business as OnePlus, is a Chinese consumer electronics manufacturer headquartered in Shenzhen, Guangdong, China. It is a subsidiary of Oppo. OnePlus was founded by Pete Lau and Carl Pei on 16 December 2013 to develop a high-end flagship smartphone running Cyanogen OS that would come to be known as the OnePlus One.
Automobile auxiliary power outletAn automobile auxiliary power outlet (also known as car cigarette lighter, vehicle cigarette lighter or auxiliary power outlet) in an automobile was initially designed to power an electrically heated cigarette lighter, but became a de facto standardDC connector to supply electrical power for portable accessories used in or near an automobile directly from the vehicle's electrical system.
USBStandard for computer data connectionsUniversal Serial Bus (USB) is an industry standard, developed by USB Implementers Forum (USB-IF), for digital data transmission and power delivery between many types of electronics.
QualcommQualcomm Incorporated () is an American multinational technology corporation headquartered in San Diego, California. The company develops and designs technologies for global communications and computing, including next-generation mobile networks, smart devices, and semiconductors — such as mobile processors and artificial intelligence chips. The company holds essential patents for global mobile communication standards including 5G, 4G, CDMA2000, TD-SCDMA and WCDMA.
Battery packA battery pack is a set of any number of (preferably) identical batteries or individual battery cells. They may be configured in a series, parallel or a mixture of both to deliver the desired voltage and current. The term battery pack is often used in reference to cordless tools, radio-controlled hobby toys, and battery electric vehicles.
USB hardwareCommunication connector using the USB protocolVarious legacy USB connectors along a centimeter ruler for scale.Buck converterDC-DC voltage step-down power converterComparison of non-isolated switching DC-to-DC converter topologies: buck, boost, buck–boost, Ćuk. The input is left side, the output with load is right side. The switch is typically a MOSFET, IGBT, or BJT transistorA buck converter or step-down converter is a DC-to-DC converter which decreases voltage, while increasing current, from its input (supply) to its output (load). It is a class of switched-mode power supply.
SamsungSamsung Group (Korean: 삼성; pronounced [sʰamsɔŋ]; stylised as SΛMSUNG) is a South Korean multinational manufacturing conglomerate headquartered in the Samsung Town office complex in Seoul. The group consists of numerous affiliated businesses, most of which operate under the Samsung brand, and is the largest chaebol (family-controlled conglomerates in South Korea). As of 2024, Samsung has the world's fifth-highest brand value.
System on a chipA system on a chip, or system on chip (SoC), is an integrated circuit that combines most or all key components of a computer or electronic system onto a single microchip. Typically, an SoC includes a central processing unit (CPU) with memory, input/output, and data storage control functions, along with optional features like a graphics processing unit (GPU), Wi-Fi connectivity, and radio frequency processing.OppoOppo (stylized in lowercase "oppo" ) is a private Chinese consumer electronics manufacturer and technology company headquartered in Shenzhen, Guangdong. Founded in 2004, its major product lines include smartphones, smart devices, audio devices, power banks, and other electronic products. The company is one of the largest smartphone manufacturers in the world, with around 9% of the global market share, and 600 million global monthly active users across more than 60 markets.*As an Amazon Associate I earn from qualifying purchases.