



A) Inflation Time
| Application | Tire Spec | Start → Target | Inflation Time (mm:ss) |
| Mountain Bike | 26×1.95 | 0 → 65 PSI | 02:10 |
| Mountain Bike | 27.5×1.95 | 0 → 65 PSI | 02:50 |
| Road Bike | 700×23C | 0 → 120 PSI | 03:30 |
| Road Bike | 700×25C | 0 → 120 PSI | 02:15 |
| Road Bike | 700×28C | 0 → 120 PSI | 02:35 |
B) Number of rechargeable times
| Tire Spec | Start → Target | Rechargeable Times |
| 26×1.95 | 0 → 65 PSI | 2.3 times |
| 27.5×1.95 | 0 → 65 PSI | 2.0 times |
| 700×23C | 0 → 120 PSI | 2.8 times |
| 700×25C | 0 → 120 PSI | 2.5 times |
| 700×28C | 0 → 120 PSI | 1.9 times |
Notes:
Results may vary due to tire volume, ambient temperature, valve sealing, and gauge differences.
Data is for reference; acceptance criteria can be defined by mutual agreement under the same test conditions.
Parameters (K2) | Spec |
Max Pressure | 130 PSI |
Airflow | 10 L/min |
Cylinder Diameter | Ø12 mm |
Power | 48 W |
Battery | 600 mAh × 2 |
Endurance | 5–8 min |
Charging Time | 100 min |
Current | 6.5 A |
Voltage | 7.4 V |
Notes:
| Item | Image | Category | Function | Compatibility | Notes |
| European valve adapter | ![]() | Standard accessory | Connects to Presta-style valves | K2 | Replaceable upon request |
| American/European dual-purpose valve head | ![]() | Optional | Dual valve support for common bike valves | K2 | For multi-valve use |
| Ball needle | ![]() | Standard accessory | Inflation for balls | K2 | Optional for some packs |
| Valve seal ring | ![]() | Consumable | Prevents leakage at valve connection | K2 | Recommended spare |
| American air hose | ![]() | Replaceable | Hose connection for inflation | K2 | Replaceable upon request |
| Type-C charging cable | ![]() | Standard accessory | Charging | K2 | Replaceable upon request |
Market | Document | Type | Status | Applicable to | Notes | Action |
EU | CE | Certificate/DoC | Certified / Available upon request | Model + Variant | — | Download / Request |
EU | RoHS | Declaration / Report | — | |||
US | FCC | Test Report | — | |||
Battery (if applicable) | UN38.3 / MSDS | Report | — |
Notes:
Certificates and reports are provided based on the confirmed production configuration. Compliance requirements may vary by market and customer application.
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YANTU provides a one-stop ODM/OEM service, from solution design, industrial design, and functional customization to certification and mass delivery, helping global brand partners build market-ready, competitive products.


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