18650 lithium battery packs-4 is a rechargeable lithium battery product with 18650, lead wires, stable discharge performance, and flexible OEM/ODM options for portable power and device applications.
We develop lithium batteries covering home storage, low-speed vehicles, industrial UAVs and portable power stations to meet multi-scenario energy demands.
Hubei Annait is a one-stop lithium battery maker offering OEM&ODM, supplying certified storage, EV, drone and portable power batteries to global clients.
This 4-series 18650 lithium battery pack is assembled with brand new Grade A 18650 cylindrical cells, fully wrapped with thick blue heat shrink tube for insulation, moisture-proof and wear-resistant protection.
Pre-soldered red positive and black negative lead wires are equipped for easy connection, widely applied to outdoor lights, testing instruments, mini energy storage power supplies, electric equipment and portable home appliances without extra processing.
It owns excellent cell consistency, low internal resistance, stable voltage output and long cycle life, safe and balanced charging & discharging performance.
We provide full customization solutions: All cell models and any capacity can be customized as your requirements. We can adjust series-parallel layout, wire length, protection circuit and packaging to match your equipment power demands.
Batteries perfectly fit hybrid solar inverter household systems.
Lightweight 48V packs for low-speed transport vehicles.
Safe semi-solid cells for industrial aerial operations.
All-in-one kits for off-grid outdoor power supply.
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