Alpine PMD-BAT1 for Alpine GPS Battery Replacement (1000mAh, 3.7V, Lithium-Ion) - Compatible with PMD-B2, PMD-BAT1, Blackbird II, Blackbird PMD-B100, PMD-B200 Replacement Alpine PMD-BAT1 Battery for PMD-B2, PMD-BAT1, Blackbird II, Blackbird PMD-B100, PMD-B200 Battery Capacity: 1000mAh, Voltage: 3.7, Type: Lithium-Ion Lifetime Warranty On Sale for a Limited Time! Grade A Quality. High Capacity.