Amazon.com: 5200mAh Battery Replacement for Eloik ALK-88 ALK-88A ALK-80 HH-88 ALK-618650A : Health & Household
Wilson HH series replacement battery (rechargeable)
Amazon.com: 6800mAh Battery Replacement for Eloik HH-88 ALK-88 ALK-80 ALK-88A ALK-618650A : Health & Household
Amazon.com: Synergy Digital Equipment Battery, Compatible with Eloik HH-88 Equipment, (Li-ion, 10.8V, 6800mAh) Ultra High Capacity, Replacement for Eloik ALK-618650A Battery : Health & Household
6.6V 2200mAh 2S LiFe Receiver Battery | Offshore Electrics