The IMPRES PMNN4544 lithium-ion battery has capacity of 2450 mAh and is designed for use with radios of DP2000 / DP2000E and DP4000/DP4000E series. Physical characteristics Size: 112.35mm x 51.65mm x 23.40mm, Weight: 150 g, Type: Li-Ion, Operational characteristics Capacity: 2450 mAh. Operational time: DP2000Е – 12 h / 17 h, DP4000Е – 17 h / 22 h, Quantity of charging cycles: 300, Memory effect: Not available, Technical service: Not required, IMPRES technology. Environmental requirements Dust - / waterproof: IP68, Temperature: -10 °С / +60 °С – operational