Advanced Wireless Communications (Motorola) RB-4000-L Replacement Battery for Advanced Wireless AWR Advantage Two Way Radios AWR-4000 and AWR-4002 (Standard Capacity) $36.00 Replacement battery for the Advanced Wireless AWR Advantage AWR-4000 and AWR-4002 Two Way Radios. Replaces OEM battery number AWB-4000 and AWB-4002. UL 2054 Listed Lithium Ion rechargeable battery... Add to Cart