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S109 10000mAh 3.87V Li-ion Polymer replacement battery for Oukitel WP22, front view showing battery surface and small 2-pin connector
S109 10000mAh 3.87V replacement battery for Oukitel WP22, back view showing model number S109, capacity 10000mAh, and voltage 3.87V on spec label

S109 10000mAh 3.87V Battery for Oukitel WP22 Replacement

Original price was: $69.99.Current price is: $59.99.

🔘 S109 10000mAh 3.87V | 🔋 Li-ion Polymer | 📱 For Oukitel WP22

8 in stock

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SKU: S109 Category: Tags: , , , ,
📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

Unlike marketplace sellers with short buyer protection windows, we handle claims directly — no automated disputes, no endless back-and-forth.

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

✅ 10000mAh High Capacity – Restores full battery life for Oukitel WP22

✅ 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

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

Battery model: S109
Capacity: 10000mAh (typical) / 38.7Wh
Rated voltage: 3.87V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Oukitel WP22
Package include: 1 x battery
Restore the reliable battery performance of your Oukitel WP22 with this S109 10000mAh replacement battery. The WP22 is a rugged smartphone built for demanding environments, featuring a 6.58-inch FHD+ display, IP68/IP69K water and dust resistance, and MIL-STD-810H certification. After 1-2 years of regular charging cycles, the original battery’s capacity naturally declines. This Li-ion Polymer battery restores the full 10000mAh capacity, bringing back the multi-day 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 10000mAh battery in the Oukitel WP22 originally provided exceptional endurance for outdoor work, travel, and heavy daily usage, supporting 18W fast charging and reverse charging for powering other devices. 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 Oukitel WP22 without interruption. The S109 battery uses advanced high-density cell technology with multi-layer safety protection, ensuring reliable performance for years to come.
Compatibility Note: Fits Oukitel WP22 only. Please confirm your battery model before ordering — S109 or 2503BA0972M_Te is printed on your original battery. Verify that your current battery matches the model number, rated voltage (3.87V), and capacity (10000mAh / 38.7Wh). This device features IP68/IP69K water and dust resistance — professional installation is recommended to maintain the device’s sealing after battery replacement. Using an incorrect battery model may cause improper fit, charging issues, or incorrect battery reporting.

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Frequently Asked Questions

The S109 10000mAh battery for Oukitel WP22 is compatible with Oukitel WP22. If you need an Oukitel WP22 battery replacement, this S109 10000mAh battery is the exact match. For S109 battery for Oukitel WP22 compatibility, please verify your device model in Settings > About Phone or check the label on your original battery — the model number S109 or 2503BA0972M_Te is printed there. The Oukitel WP22 features a 6.58-inch FHD+ display and Helio G99 processor. If your Oukitel WP22 battery no longer holds charge as it did when new or shuts down unexpectedly, this S109 replacement battery will restore the full performance.

The S109 10000mAh battery for Oukitel WP22 has a typical capacity of 10000mAh (38.7Wh) and a rated voltage of 3.87V, with a charge limit of 4.45V. This S109 3.87V 10000mAh Li-ion Polymer battery is built with Grade A cells and is CE, RoHS, and UN38.3 certified. S109 battery specifications include support for 18W fast charging and reverse charging. For best performance, allow 2-3 full charge cycles after installation to calibrate the battery meter. If your original Oukitel WP22 battery now requires more frequent charging than when new, this replacement will restore the original capacity.

Professional Oukitel WP22 battery installation is recommended. The Oukitel WP22 is a rugged device with IP68/IP69K water and dust resistance and MIL-STD-810H certification. To replace Oukitel WP22 battery S109, the technician must carefully open the device following proper procedures to avoid damaging the sealing, disconnect the battery's small 2-pin connector, remove the old battery, and install the new S109 battery before resealing the device with proper gaskets and adhesive. For S109 battery installation Oukitel WP22, improper handling can damage the water resistance seal or compromise the device's MIL-STD-810H protection. Water resistance maintenance is critical — after battery replacement, the device must be properly resealed to preserve IP68/IP69K protection. Authorized service centers are recommended. For Oukitel WP22 battery health maintenance: 1) Use the original 18W charger and cable for optimal charging. 2) Keep battery level between 20% and 80% for daily use to maximize the lifespan of the 10000mAh 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 Oukitel WP22 battery care tips, stop using immediately if the battery shows any swelling.

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