4K1215 - HP 512MB Flash-Backed Write Cache Battery

Technical Specs:
- Capacity: 512MB
- Cache type: Flash-backed write cache
- Battery type: Lithium-ion
- Battery voltage: 3.7V
- Battery capacity: 650mAh
- Battery life: Up to 5 years

Helpful notes:
1. This cache battery helps to protect data in case of power loss or system failure.
2. The flash-backed cache provides faster write performance compared to traditional disk-based cache.
3. The long battery life ensures reliable operation for years to come.