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Our 18650 lithium ion batteries offer superior performance with capacities ranging from 2000mAh to 4000mAh, making them ideal for various applications including electric bicycles, scooters, golf carts, and power tools. These rechargeable batteries feature a nominal voltage of 3.7V and platform voltage of 3.6V.
The batteries are designed with high-quality Grade A cells that ensure long battery life and deep cycles. With a maximum discharge current of 5C/15A (pulse discharge ≤30s) and continuous discharge of 3C/10A, these batteries deliver reliable power output. The AC impedance is ≤40mΩ at 1kHz frequency.
We offer comprehensive battery solutions including standard protection circuits and advanced BMS (Battery Management System) with intelligent monitoring capabilities. Our self-owned brand BMS "SmarTEC" ensures optimal performance as a complete one-stop solution.
Customization options include complete OEM/ODM services from BMS to battery packs, labels, and packaging. We can produce according to your samples or technical drawings, including building molds and fixtures. Our factory maintains strict quality control with 25+ inspection procedures and 10+ quality inspectors.
The batteries feature a low self-discharge rate, maintaining charge for extended periods when not in use. With dimensions of 18.45×65.20mm (D×H) and weight ≤47.5g, these compact batteries offer excellent energy density.
Unbelievably fast shipping! The package arrived several days ahead of the estimated delivery window, which was a fantastic surprise. The courier service was professional and the tracking information provided was accurate and updated regularly throughout the transit. Regarding the product quality, upon initial inspection, the battery cells appear to be very well-constructed with solid welding points and a robust outer casing. The terminals are clean and precisely aligned. The overall build quality inspires confidence. As for customer service, the communication was outstanding. The support team responded to my pre-sale inquiry within hours, providing clear and detailed answers. They were polite and knowledgeable. The entire process, from ordering to delivery, was seamless and handled with impressive efficiency. This level of service is commendable and makes doing business a pleasure. I am thoroughly satisfied with this transaction and would not hesitate to recommend this supplier based on this experience alone. The attention to detail in packaging for safe transport was also notable, with ample protective materials used. A truly smooth and positive experience from start to finish.
