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2. List of battery sizes - Wikipedia

   en.wikipedia.org/wiki/List_of_battery_sizes

   4.5 + 4.5: H: 91.3 L: 65.1 W: 52.4 This battery contained two independent 4.5 V batteries, and had a four-pin connector. 9 V with a center tap was available by wiring in series. There were two ⌀3.2 mm negative pins spaced 9.5 mm apart and two ⌀4.0 mm positive pins spaced 14.3 mm apart. Negative and positive pins were spaced 18.1 mm apart.

3. VRLA battery - Wikipedia

   en.wikipedia.org/wiki/VRLA_battery

   A 12V VRLA battery, with gel technology inside for deep-cycle application. A valve regulated lead‐acid (VRLA) battery, commonly known as a sealed lead-acid (SLA) battery, [1] 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 ...

4. Deep-cycle battery - Wikipedia

   en.wikipedia.org/wiki/Deep-cycle_battery

   A deep-cycle battery powering a traffic signal. A deep-cycle battery is a battery designed to be regularly deeply discharged using most of its capacity. The term is traditionally mainly used for lead–acid batteries in the same form factor as automotive batteries; and contrasted with starter or cranking automotive batteries designed to deliver only a small part of their capacity in a short ...

5. DieHard (brand) - Wikipedia

   en.wikipedia.org/wiki/DieHard_(brand)

   DieHard battery manufacturing afterward returned to Johnson Controls. The DieHard brand is also used on hand tools, power tools, battery chargers, booster cables, power inverters, alkaline batteries, tires, work boots, and the batteries for Craftsman power tools. Battery chargers were initially made by Associated Equipment under the "608" model ...

6. Lithium iron phosphate battery - Wikipedia

   en.wikipedia.org/wiki/Lithium_iron_phosphate_battery

   NMC batteries support about 1,000 to 2,300 cycles, depending on conditions. [6] LFP cells experience a slower rate of capacity loss (a.k.a. greater calendar-life) than lithium-ion battery chemistries such as cobalt (LiCoO 2) or manganese spinel (LiMn 2 O 4) lithium-ion polymer batteries (LiPo battery) or lithium-ion batteries. [42]

7. Silver–calcium battery - Wikipedia

   en.wikipedia.org/wiki/Silver–calcium_battery

   Silver–calcium alloy batteries are a type of lead–acid battery with grids made from lead–calcium–silver alloy, instead of the traditional lead–antimony alloy or newer lead–calcium alloy. They stand out for its resistance to corrosion and the destructive effects of high temperatures.