Icom M88 Instrinsically Safe (IS) Handheld VHF Radio Battery Type Lithium Ion Capacity - Battery (mAH) 1700 Channels - Available All US, Canadian, International Channels - Other LMR IPX Rating NONE Power - Output (Watts) 5w, 3w, 1w Speaker Mic Yes Waterproof Rating Submersible Weather Alert Yes; IPX Rating NONE; Power - Output (Watts) 5w, 3w, 1w; Speaker Mic Yes; Waterproof Rating Submersible; Weather Alert Yes Battery Type Lithium Ion Capacity - Battery (mAH) 1700 Channels - Available All US, Canadian, International Channels - Other LMR