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I can provide a large number of spare parts for old PCs.
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This battery box holder with wire connector, fit for pair 3.7V batteries. 18 x Battery Case Holder Cover.
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Può anche sostituire molti portabatterie danneggiati di dispositivi elettronici. Tipo di batteria: Batteria 3.7V 18650. 4 x 18650 custodia portabatteria con coperchio. Colore 4 + Usb E Coperchio. 2 x scatola di immagazzinaggio della batteria in plastica.
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25A adjustable BMS. Temperature protection: yes. Overcurrent protection: Cut off the load. hope you could understand.
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Setting: 2 x 3.7V 18650 Battery (battery not included). Overall size: 78 x 40 x 21 mm (width x height). Note: Light and different displays may cause the color of the item in the picture a little different from the real thing.
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This 3.7V Li-ion battery charging pad is easily embedded in compact spaces with its ultra-small design for smart wearables, micro drones, loT devices, electric mosquito swatters, etc., and it can even be tucked directly into the space of a usual charging cable head.
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Batteries are connected in parallel and then in series, welded correctly (18650 battery nickel spot welding, other batteries welded), not bolted, IC protection board is easy to burn out. Charging current: 4.5A.
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