T-688A Battery Internal Resistance Capacity Tester, 18650 21700 26650 32650 Test Machine 0-2000mA 5V 0.5/1/2A 0-99999mAH

About this item Input voltage: AC 100-240V Test voltage range: within 5V Internal resistance range: 0-2000mΩ Testable products: ternary lithium battery packs within 48V, ternary lithium single cells Charging current display: 2A or less