Synergy Digital Lawn Mower Battery, Works with Gardena 8838 Lawn Mower, (Li-Ion, 25V, 3000 mAh) Ultra High Capacity, Compatible with Gardena 8838 Battery - Walmart.com
Gardena BLi-18 5.2Ah 25.2V li-ion
CREABEST 25V 5000mAh Li-ion Compatible with Gardena Replacement Battery 8838