Radio Battery, Product Type Radio Battery, Compatible Radio Type Handheld, Compatible Radio Brand Motorola, Compatible Radio Series DP2000, DP4000, Compatible Radio Grainger Model Number Not Applicable, Battery Capacity 2,450 mAh, Battery Type Lithium Ion, Compatible Product Type Portable Two Way Radio, Waterproof Yes, IP Rating IP68, Voltage 7.2 V, Maximum Recharge Time 3 hr