Description
Battery model: BS08FA / BSO8FA
Battery capacity: 4500mAh total (dual-cell: 2180mAh × 2 / 2250mAh × 2)
Rated voltage: 7.74V
Charge limit voltage: 8.9V
Battery type: Li-Polymer (Dual-cell series)
Compatible with: Black Shark 4 (PRS-H0, PRS-A0), Black Shark 4S, Black Shark 4 Pro, Black Shark 4S Pro, Black Shark 5 RS (KSR-A0)
Package include: 1 x battery (dual-cell integrated pack)
Power up your gaming rig with this premium BS08FA replacement battery. Engineered specifically for Black Shark 4 series, 4S series, and 5 RS gaming smartphones, this high-performance dual-cell Li-Polymer pack delivers robust power for sustained performance during marathon gaming sessions. Built-in multi-layer safety protection guards against overcharge, over-discharge, and short circuits. Made with grade A cells. CE, RoHS, and UN38.3 certified for safety compliance.
The Black Shark series is designed for competitive mobile gaming, featuring 120W ultra-fast charging and advanced cooling systems. This dual-cell battery fully supports the original 120W fast charging capability, ensuring you get back in the game quickly. Professional installation recommended due to the gaming phone’s advanced internal design.
Compatibility Note: Fits Black Shark 4, 4S, 4 Pro, 4S Pro, and 5 RS (PRS-H0, PRS-A0, KSR-A0) models only. This is a single integrated dual-cell battery pack—not two separate batteries. Please check your original battery model before purchasing.
Battery Care Tips: Avoid full discharge (keep above 20%). Keep away from high temperatures during intense gaming. If swelling occurs, stop use immediately. For optimal battery health, avoid charging while the device is too hot.
✅ Condition: Brand New – Never used, premium quality
✅ CE / RoHS / UN38.3 Certified – Safety tested
✅ 90-Day Warranty – Hassle-free replacement
✅ Ships in 3-7 days with tracking – Fast delivery
🛡️ Shipping Protection Available at Checkout – Covered against loss, damage, or theft
✅ PayPal Buyer Protection included – Secure checkout
✅ 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.
✅ 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 Period | 90 days from delivery | 15-30 days from order confirmation |
| When It Starts | 📦 Upon delivery | ⚠️ Upon order confirmation (even before you receive it) |
| Claims Handling | We do it directly — email us | Automated dispute system, seller dependent |
| After Window Expires | Still can contact us for support | No 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; actual delivery may be affected by customs, weather, or other unforeseen circumstances.
| Destination | Freight (USD) | Est. Delivery Time |
|---|---|---|
| United States | $7.80 | 8-20 days |
| Canada | $6.80 | 18-45 days |
| Mexico | $10.00 | 30-60 days |
| Germany, France, United Kingdom, Greece | $6.50 | 18-45 days |
| Ireland, Austria, Belgium, Poland, Denmark, Switzerland, Portugal, Norway, Slovakia, Spain, Hungary, Italy, Czech Republic, Luxembourg, Netherlands, Sweden, Cyprus | $8.00 | 18-45 days |
| Croatia, Finland, Lithuania, Latvia, Slovenia | $8.00 | 30-60 days |
| Romania | $14.00 | 30-60 days |
| South Korea, Japan, Australia, New Zealand, Israel, Malaysia, Singapore, Thailand, Philippines, Kazakhstan | $7.50 | 18-45 days |
| United Arab Emirates, Saudi Arabia, Vietnam, Chile, Peru, Colombia, Brazil | $18.00 | 25-60 days |
* Delivery times are estimates; actual delivery may be affected by customs or other factors. If your country is not listed, we are currently unable to ship batteries to that destination.
🇧🇷 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.
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