BEST SOLUTION FOR YOUR DEVICE: Rome Tech CMOS battery with a cable designed for reliable performance and high durability, it is guaranteed to maintain 80% of its rated capacity for 12 months from the date of installation. DELL laptop CMOS battery compatible only with the original equipment COMPATIBLE MODELS: DELL Latitude D500 D505 D510 D600 D605 L400 Replacement for OEM Battery: VARTA 7.2V 15mAh Ni-MH 6/V15HÂ 3R459 ROME TECH DELL CMOS BATTERY MAIN ADVANTAGES: Improved 2 pin and 2 wires CMOS battery discharge characteristics Resistance welded gold plated contacts for maximum performance; High quality graded and A' Grade cells; Made of durable ABS and polycarbonate plastic shells for high endurance; Batteries passed an essential testing program that includes thermal cycling, oscillation, overcharge test simulation and external short circuit. Click Add to Cart now and replace your old broken battery with branded new Rome Tech BIOS CMOS battery!