found deal on ebay right now
EBC-A40L 5V High Current Lithium Battery Capacity Tester 40A Charge & Discharge | eBay
 EBC-A40L Electronic Load Battery Capacity Tester Charge / Discharge 40A 200W Specification: Voltage Rangeï¼0-5V Voltage Accuracyï¼0.2%+-0.003V Current Rangeï¼0.1- 40A ( Max charging current is 40A ) Current Accuracyï¼0.2%+0.01A Discharging Modeï¼CC/CP Discharging Terminationï¼Time/Cut-off...
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