Cameron Sino Rechargeble Battery for Garmin Nuvi 2589LMT 5-inch Type: Li-Polymer, Volts: 3.7V, Capacity: 1000mAh / 3.70Wh Dimension: 52.00 x 34.00 x 6.00mm, Weight: 60g All Products are Certificated with ISO9001, RoHS & CE 14 Days Money Back Guarantee and 12 Months Warranty