Amazon.com: NPPower NP12-20Ah (T12 2 Pcs) Sealed Lead Acid 12V 20Ah Deep Cycle Battery T12 Terminals Replace for Security Systems, Solar System,ZB-12-20, 6-DZM-20, 6DZM20, Scooter Bike, HR22 and Dr Power 6-dzm-20 :
Amazon.com: Replacement for Lashout 24 Volt 400 Watt Electric Scooter Battery - Replacement UB12100-S Universal Sealed Lead Acid Battery (12V, 10Ah, 10000mAh, F2 Terminal, AGM, SLA) : Health & Household