Rome Tech ML1220 CMOS BIOS バッテリー Dell Precision 5510、5520、5530、5540、5290用 2-in-1 - 充電式ノートパソコンバックアップRTC 2ワイヤケーブル付き

Description

🔋 Power your precision with Rome Tech – because your laptop deserves the best backup!

The Rome Tech ML1220 CMOS BIOS battery is a premium, rechargeable 3V replacement battery designed specifically for Dell Precision 5510, 5520, 5530, 5540, and Latitude 5290 2-in-1 laptops. Featuring high-grade A-class cells, gold-plated contacts, and a durable ABS/polycarbonate shell, it guarantees reliable RTC backup with 80% capacity retention over 12 months. Tested against thermal cycles, vibration, overcharge, and short circuits, it offers a quick 10-minute installation and dedicated customer support, ensuring your device stays powered and precise.