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QN50 5000mAh 3.91V Li-ion Polymer replacement battery for Fujitsu Arrows We2 Plus F-51E, front view showing battery surface and small 2-pin connector

QN50 5000mAh 3.91V Battery for Fujitsu Arrows We2 Plus F-51E Replacement

Original price was: $33.99.Current price is: $28.99.

🔘 QN50 5000mAh 3.91V | 🔋 Li-ion Polymer | 📱 For Fujitsu Arrows We2 Plus F-51E

8 in stock

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SKU: QN50 Category: Tags: , , , ,
📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

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Compare✅ Qingsm Tech⚠️ eBay / AliExpress
Warranty Period90 days from delivery15-30 days from order confirmation
When It Starts📦 Upon delivery⚠️ Upon order confirmation (even before you receive it)
Claims HandlingWe do it directly — email usAutomated dispute system, seller dependent
After Window ExpiresStill can contact us for supportNo recourse, seller can ignore you

🔋 90-day warranty is the industry standard for replacement batteries. Batteries naturally lose capacity over time — this normal wear is not covered. Warranty applies to manufacturing defects only.

📦 Shipping Cost & Delivery Time (Economy Shipping from China)

📦 Note: Batteries are classified as hazardous goods and must be shipped via specialized channels, which may take slightly longer than standard couriers. Delivery times are estimates and may be affected by customs, weather, or other unforeseen circumstances. If your country is not listed in the table below, we are currently unable to ship batteries to that destination.

DestinationFreight (USD)Est. Delivery Time
United States$7.808–15 days
Canada$6.8018–30 days
Mexico$10.0030–60 days
Germany, France, United Kingdom, Greece$6.5018–30 days
Austria, Belgium, Czech Republic, Denmark, Estonia, Hungary, Ireland, Italy, Luxembourg, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland, Ukraine$8.0018–30 days
Croatia, Finland, Lithuania, Latvia, Slovenia$8.0030–50 days
Bulgaria, Romania$14.0030–50 days
South Korea, Japan, Australia, New Zealand, Israel, Malaysia, Singapore, Thailand, Philippines, Kazakhstan$7.5018–30 days
United Arab Emirates, Saudi Arabia, Vietnam, Chile, Peru, Colombia, Brazil$18.0025–60 days

🇧🇷 Note for Brazil: Brazilian customs can occasionally cause delays of up to 80 days or more. And please indicate the recipient's CPF, as it is required for Brazilian customs and shipping. Thanks! We appreciate your understanding.

🇪🇺 Note for EU countries: Due to new EU customs regulations effective July 1, 2026, a flat tariff fee of $4.00 (approx. €3.50) applies to shipments to EU countries. This fee covers customs tariff, handling, and payment processing costs, and will be added at checkout. Thank you for your understanding.

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Description

✅ Condition: New – Factory-tested quality & Warranty

✅ 5000mAh High Capacity – Restores full battery life for Fujitsu Arrows We2 Plus

✅ CE / RoHS / UN38.3 Certified

✅ 90-Day Warranty from delivery – Longer coverage than major platforms

✅ Ships in 3-7 days with tracking

🛡️ Shipping Protection Available at Checkout

✅ PayPal Buyer Protection included

✅ 100% Compatibility Guarantee – If it doesn’t fit, we’ll refund you. No questions asked.

⚠️ Low Stock Alert: Only 8 left in stock. Order now to avoid waiting.

Battery model: QN50
Capacity: 5000mAh (typical) / 19.55Wh
Rated voltage: 3.91V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Fujitsu Arrows We2 Plus (F-51E)
Package include: 1 x battery
Restore the reliable battery performance of your Fujitsu Arrows We2 Plus with this QN50 5000mAh replacement battery. The Arrows We2 Plus F-51E features a 6.6-inch organic EL display with 144Hz refresh rate, powered by the Snapdragon 7s Gen 2 processor with 8GB RAM. After 1-2 years of regular charging cycles, the original battery’s capacity naturally declines. This Li-ion Polymer battery restores the full 5000mAh capacity, bringing back the consistent daily endurance your device was built for. Built with Grade A cells and multi-layer safety protection against overcharge, over-discharge, and short circuits. CE, RoHS, and UN38.3 certified.
Designed for Reliable Daily Use: The 5000mAh battery in the Arrows We2 Plus originally provided dependable endurance for streaming on the high-refresh display, photography with the 50MP camera system, and daily tasks, supporting fast charging for quick recharging. After years of charging cycles, battery capacity degrades significantly. Common symptoms include: the device requiring more frequent charging than when new, unexpected shutdowns at 15-20% battery remaining, slower charging than when new, or visible battery swelling. This replacement restores the original endurance, allowing you to continue using your Fujitsu Arrows We2 Plus without interruption. The QN50 battery uses advanced high-density cell technology with multi-layer safety protection, ensuring reliable performance for years to come.
Compatibility Note: Fits Fujitsu Arrows We2 Plus (F-51E) only. Please confirm your battery model before ordering — QN50 is printed on your original battery. The Arrows We2 Plus uses a specific 5000mAh battery with precise dimensions; using a different battery model may cause improper fit, charging issues, or incorrect battery reporting.

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Frequently Asked Questions

The QN50 battery for Fujitsu Arrows We2 Plus is compatible with Fujitsu Arrows We2 Plus (F-51E) only. If you need a Fujitsu Arrows We2 Plus battery replacement, this QN50 5000mAh battery is the exact match. For QN50 battery for Fujitsu Arrows We2 Plus compatibility, please verify your device model in Settings > About Phone or check the label on your original battery — the model number QN50 is printed there. The Arrows We2 Plus features a 6.6-inch organic EL display and Snapdragon 7s Gen 2 processor. If your Fujitsu Arrows We2 Plus battery no longer holds charge as it did when new or shuts down unexpectedly, this QN50 replacement battery will restore the full performance.

The QN50 5000mAh battery for Fujitsu Arrows We2 Plus has a typical capacity of 5000mAh (19.55Wh) and a rated voltage of 3.91V, with a charge limit of 4.45V. This QN50 3.91V 5000mAh Li-ion Polymer battery is built with Grade A cells and is CE, RoHS, and UN38.3 certified. The Fujitsu Arrows We2 Plus battery supports fast charging. For best performance, allow 2-3 full charge cycles after installation to calibrate the battery meter. If your original battery now requires more frequent charging than when new, this replacement will restore the original capacity.

Professional Fujitsu Arrows We2 Plus battery installation is recommended. The Arrows We2 Plus has a sealed design with an internal battery. To replace Fujitsu Arrows We2 Plus battery QN50, the technician must heat the back cover to soften adhesive, carefully pry it open to avoid damaging the organic EL display or frame, disconnect the battery's small 2-pin connector, remove the old battery, and install the new QN50 battery before resealing the device. For QN50 battery installation Fujitsu Arrows We2 Plus, improper handling can damage the display or compromise the device's water resistance. Authorized service centers are recommended. For Fujitsu Arrows We2 Plus battery health maintenance: 1) Use the original charger and cable for optimal charging. 2) Keep battery level between 20% and 80% for daily use to maximize the lifespan of the 5000mAh cell. 3) Avoid exposing the device to high temperatures (above 40°C / 104°F), especially while charging. 4) For long-term storage (over 2 months), keep the battery at approximately 40-60% charge. 5) Perform a full calibration cycle after installation: drain the device until it auto-shuts off, then charge uninterrupted to 100%. For Fujitsu Arrows We2 Plus battery care tips, stop using immediately if the battery shows any swelling.

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