5000mAh UTL4776127-2S Replacement Battery for Jumper Smartbook 141

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5000mAh UTL4776127-2S Replacement Battery for Jumper Smartbook 141

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◇登録日: 2025年9月30日

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Our brand-new Laptop Battery compatible with Jumper UTL4776127-2S is engineered to deliver long-lasting and stable performance. It is designed to meet rigorous standards, ensuring full compatibility with devices such as the Jumper Smartbook 141. This battery comes with a one-year warranty and has passed essential safety certifications including CE, RoHS, and ISO9001. Choose our Jumper UTL4776127-2S battery for a power solution that combines quality, safety, and convenience. Invest in authentic performance and keep your Jumper Smartbook 141 running like new.

5000mAh UTL4776127-2S Replacement Battery for Jumper Smartbook 141

Product Specifications
Brand: Jumper Laptop Battery
Battery Type: Li-Polymer
Battery Voltage: 7.4V
Battery Capacity: 5000mAh
Warranty: 30 Days Money Back, 1 Year Warranty.
Over 500-800 times of charge and discharge.

Compatible Part Numbers:

Compatible Models:
for Jumper Smartbook 141

As a professional manufacturer, we offer a 100% brand new Li-Polymer battery for Jumper UTL4776127-2S, built with genuine Grade A cells to ensure high quality and stable performance. Certified by CE, ROHS, and MSDS, this battery delivers excellent discharge characteristics and supports over 500–800 charge cycles.

It is fully compatible with original Fujitsu equipment and features multiple built-in protections including over-charge, over-current, over-voltage, and short-circuit prevention. Designed with an advanced printed circuit board (PCB), it provides reliable and safe operation.

Backed by a one-year warranty, 30-day money-back guarantee, and 100% secure shopping assurance, we provide premium performance at a competitive price.

To ensure optimal performance and longevity of your Jumper UTL4776127-2S Battery, please adhere to the following guidelines:
1.Storage - Store the battery UTL4776127-2S in a clean, dry, and cool environment, away from heat sources and metal objects. During storage, the battery will gradually self-discharge. It is recommended to store it at approximately 40% state of charge.
2.Charging and Discharging - Unlike older battery technologies, lithium-ion batteries do not require frequent full discharge cycles. Only perform a full discharge approximately every 30 charging cycles. Avoid charging the battery beyond its specified threshold voltage.
3.Regular Use - Avoid leaving the battery UTL4776127-2S idle for extended periods. It is advisable to use the battery at least once every two to three weeks. If the battery has been unused for a long time, follow the initial break-in procedure as recommended for new batteries.
4.Calibration - If the battery indicator shows 76% or less during use, fully charge it, then fully discharge it, and finally recharge it completely to calibrate the battery level accuracy.
5.Usage on Fixed Power - Consider removing the battery from the laptop when using a fixed power source for extended periods to reduce unnecessary charging cycles.
6.Short-Circuit Prevention - Do not short-circuit the battery, as this can cause serious damage and compromise safety.
By following these practices, you can help maintain the performance and extend the life of your Jumper UTL4776127-2S Battery.