Description
Product Overview
This HP AJ02XL 21Wh battery is a genuine replacement part designed specifically for compatible HP devices. Manufactured to meet original specifications, it ensures reliable performance and safety.
Specifications
- Battery Capacity: 21Wh
- Voltage: 7.4V
- Chemistry: Lithium-Ion
- Condition: Brand new
Compatibility Information
Part Numbers (P/N)
- HP AJ02XL
- HP 347189-001
- HP 687518-1C1
- HP HSTNN-101C
- HP HSTNN-CJ5J
- HP HSTNN-DB01
- HP HSTNN-IB3Y
Compatible Models
- HP ElitePad 900 G1
Note: This list represents common compatible devices. If your specific model or part number isn’t listed, please leave it in the order notes and we’ll verify compatibility before shipping.
When to Consider Battery Replacement
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 1-2 hours |
| Swelling/Bulging | Battery case appears swollen or deformed, indicating potential safety hazard |
| Charging Issues | Battery won’t charge fully, charges intermittently, or device shuts down when unplugged |
| Age | Battery is 2-3 years old with noticeable performance degradation |
| System Warnings | OS displays “Replace Battery” or “Service Battery” messages |
| Inaccurate Charge Reading | Charge percentage jumps erratically or doesn’t reflect actual capacity |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Streaming | 2-3 hours |
| Gaming | 1-2 hours |
| Standby/Sleep Mode | Multiple days |
Note: These are conservative estimates for a new battery in used hardware. Actual runtime may be shorter than original due to increased software demands and aging device components.
Purchase Benefits
- One business day shipping
- 30-day money back guarantee
- One year warranty
- In stock, ready to ship
- Brand new product
- Free shipping
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