Camera phone
A camera phone is a mobile phone that is able to capture photographs and often record video using one or more built-in digital cameras. It can also send the resulting image wirelessly and conveniently.
History of the single-lens reflex camera
The history of the single-lens reflex camera (SLR) begins with the use of a reflex mirror in a camera obscura described in 1676, but it took a long time for the design to succeed for photographic cameras. The first patent was granted in 1861, and the first cameras were produced in 1884, but while elegantly simple in…
222 Jarvis Street
222 Jarvis Street is an office building on Jarvis Street in Toronto, Ontario, Canada. The inverted-pyramid-shaped building contains ten storeys and was completed in 1971.
SolaX Power
SolaX Power Network Technology (Zhejiang) Co., Ltd. (Chinese: 艾罗能源), commonly known as SolaX Power or SolaX, is a Chinese manufacturer of solar inverters and energy-storage products headquartered in Hangzhou, Zhejiang.
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Shop batteries & chargers designed for everyday quality and convenience. Shop more online at Woolworths.co.za or on the app.
Lead–acid battery
The lead–acid battery is a type of rechargeable battery. First invented in 1859 by French physicist Gaston Planté, it was the first type of rechargeable battery ever created.
Lenovo smartphones
Lenovo smartphones are marketed as the "LePhone" in mainland China, and as the "IdeaPhone" overseas (designed and manufactured by the Motorola Mobility, ZUK Mobile and Medion, divisions of Lenovo). On April 27, 2017, Lenovo announced that the ZUK brand would cease operations.
Battery charger
A battery charger, recharger, or simply charger, is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage and current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.
Lithium batteries in China
China produced more than 15 billion units of lithium-ion batteries in 2019, which accounts for 73% of the world's 316 gigawatt-hours capacity. China is a significant producer of lithium batteries and electric vehicles, supported by government policies.
VRLA battery
A valve regulated lead‐acid (VRLA) battery, commonly known as a sealed lead-acid (SLA) battery, is a type of lead-acid battery characterized by a limited amount of electrolyte ("starved" electrolyte) absorbed in a plate separator or formed into a gel, proportioning of the negative and positive plates so that oxygen…
