Charging Hub Specification
- Brand: LKTOP
- Product Name: LKTOP 200W Air 3 Three-Way Charging Hub
- Model: MA331
- Compatible Battery: DJI Air 3 Intelligent Flight Battery (BWX233-4241-14.76)
- USB-C1 / C2 Input: 9–20V⎓5A, 100W Max (each)
- USB-C1 + USB-C2 Combined Input: 200W Max
- USB-C Output: 5–15V⎓3A, 45W Max
- USB-C1 / C2 Protocol: PD fast charging supported, ≥18W per port
- Max Charging Power Per Battery: 17V⎓5A, 80W Max
- Charging Temperature: 5°C–40°C
- Dimensions: 164 × 61 × 52mm
- Package Size: 173 × 65 × 55mm
- Weight: ~158g (cable not included)
- App: Polying (iOS & Android) — real-time monitoring, OTA upgrade, multi-device connection
- Certifications: CE-EMC, FCC
- Condition: Brand New, 1-year warranty
Compatible Chargers
- LKTOP 100W Desktop Charger
- LKTOP 100W GaN Multi-Port Charger
- LKTOP 100W GaN Fast Charger
- LKTOP 65W Portable Charger
- DJI 100W Desktop Charger
- DJI 65W Portable Charger
- DJI 65W Car Charger
Compatible Drone Models
- For DJI Air 3 Series
Charging Time Reference
- Setup: Paired with 2× LKTOP 100W Desktop Chargers (battery initial capacity 0–10%)
- Fast Charge Mode (to 95%): 1st battery ~40 min / 2nd battery ~55 min / 3rd battery ~60 min
- Standard Mode (to 100%): 1st battery ~50–60 min / 2nd battery ~60–70 min / 3rd battery ~70–80 min
Product Features
- 200W dual-input three-way charging: Pair with 2× LKTOP 100W desktop chargers to charge all 3 DJI Air 3 batteries simultaneously — first battery fully charged in as little as 40 minutes in fast charge mode
- 45W USB-C power bank output: While charging batteries, the USB-C output port simultaneously delivers up to 45W to charge the DJI RC remote controller or other USB-C devices — time-saving and efficient
- Polying app control: Monitor real-time charging percentage and wattage for all 3 batteries simultaneously, switch charging modes, perform OTA firmware upgrades, and connect multiple devices from your smartphone
- 80W per battery fast charging: Each battery slot supports up to 80W (17V⎓5A) for maximum individual charging speed — significantly faster than standard DJI chargers
- 6-layer safety protection: Overcurrent, overvoltage, short circuit, overtemperature, undervoltage, and overpower protection for worry-free charging every session
- CE-EMC & FCC certified: Rigorously tested and certified by authoritative international bodies — quality and safety guaranteed
Why Choose This Charging Hub
The LKTOP MA331 200W Three-Way Charging Hub is engineered for serious DJI Air 3 pilots who need maximum charging efficiency in the field. With 200W dual-input, 80W per battery, and Polying app control, it charges all 3 Air 3 batteries in under 80 minutes — while simultaneously powering your remote controller via the 45W USB-C output.
Key Benefits:
- 200W dual-input charges 3 DJI Air 3 batteries simultaneously at up to 80W each
- First battery fully charged in ~40 minutes in fast charge mode
- 45W USB-C output charges remote controller at the same time
- Polying app: real-time monitoring, mode switching, OTA upgrades
- 6-layer safety protection: overcurrent, overvoltage, short circuit, overtemperature, undervoltage, overpower
- CE-EMC and FCC certified for global compliance and peace of mind
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
Shipping Methods
| Shipping Methods | Ship To | Est. Delivery Time | Shipping Cost | Taxes & Fees |
|---|---|---|---|---|
| USPS / DHL | United States | 10-15 business days | Free | Free |
| Canada Post | Canada | 10-15 business days | Free | Free |
| Royal Mail / Yodel | United Kingdom | 15-20 business days | Free | Free |
| DHL | Germany | 15-20 business days | Free | Free |
| La Poste | France | 15-20 business days | Free | Free |
| Correios | Mexico/Spain/IT | 15-25 business days | Free | Free |
| Local Carriers | SE Asia / East Asia | 5-10 business days | Free | Free |
| Local Carriers | Rest of Europe | 20-25 business days | From $5.99 | Free |
| Local Carriers | UAE / Saudi Arabia / Israel | 16-20 business days | From $7.99 | Free |
📦 Shipping & Tracking Information
Looking for faster shipping? We offer local warehousing services. Please visit our "Local Delivery" page for items available for immediate dispatch.
1. How to Track Your Package:
Please choose the tracking link that corresponds to your destination:
- Europe & The Americas: 17track.net/en
- The Middle East: mena56.com
- Asia: 17exp.kingtrans.cn
Need Help?
If you cannot find your package on any of the above websites, please contact us immediately.
📧 Email: sales@batterymall.com / info@batterymall.com
📱 WeChat/WhatsApp: (+86) 198 6775 1872 / (+86) 191 2767 3310
🚚 Estimated Delivery Time
(1) Shipping from China:
- To Asia: 5-20 business days
- To North America: 10-15 business days
- To Europe/South America: 15-20 business days
(2) Shipping from Local Warehouses:
- From US Warehouse: 3-5 business days
- From European Warehouse: 2-10 business days
- From Russian Warehouse: 3-5 business days
Please note: Exact arrival times depend on the specific country and customs processing.
⚠️ Tax & Customs Information:
Global product prices include customs duties (some countries require a tax ID). Please refer to the settlement invoice for specific shipping costs. Special handling is required if your package is inspected.
Payment Methods
Paypal

Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
Credit or debit card
VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.
WeChat Pay
Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.
Google Pay
Pay with Google Pay, which is more convenient and faster.
Apple Pay
If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.
Bank Transfer
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
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Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.