Makita 18v 5Ah battery ran down to 6.2v on Ridgid vacuum : r/Makita
BL1850 Replacement Battery Compatible with Makita 18v charger with batteries. 6.0Ah/6000mAh lithium battery +
2 Pack Battery Replacement for 18V Makita Battery 5.5Ah, BL1850B BL1860B for construction site radio DMR108 DMR110 DMR107 DMR112 DMR104 radio with LED tool battery: Amazon.co.uk: Electronics & Photo