Marine Radio Compatibility Direct replacement for Icom BP-186 and BP-186H, specifically designed for IC-M1 VHF Marine Transceiver radios. ^^ Reliable NiMH Power Provides 7.2V and 1800mAh capacity for extended operating time and dependable communication. ^^ OEM Charger Ready Fully compatible with original Icom chargers that support NiMH battery chemistry. ^^ Durable & Safe Built with MSDS-certified rechargeable cells and engineered for safety and performance in marine environments. ^^ Peace of Mind Warranty Covered by a 1-Year ExpertPower warranty for worry-free usage.