FirstPower Battery Adapter for Makita 18V Lithium-ion Power Tools,Convert Milwaukee 18V or Dewalt 20V Lithium-ion Battery to Makita 18V Lithium-ion Battery : Amazon.com.au: Home Improvement
Rocivic Replacement for Makita 18V Battery 5Ah 2 Packs, Compatible with Makita BL1820B BL1830B BL1840B BL1850B BL1860B 18V Cordless Power Tools, with LED Indicator - Amazon.com