Compact & Portable: Its "Mini" footprint saves valuable bench space without sacrificing performance. Battery Health Diagnosis: Easily calculate the true mAh capacity of your 18650 cells, LiPo packs, or Lead-acid batteries. Safety First: Multiple built-in alarms and protection triggers safeguard both the tester and your device under test (DUT). Pro Tip: Use the EL15 to stress-test your USB chargers and cables to see if they actually deliver their rated "Fast Charging" speeds! Compact & Portable: Its "Mini" footprint saves valuable bench space without sacrificing performance. Battery Health Diagnosis: Easily calculate the true mAh capacity of your 18650 cells, LiPo packs, or Lead-acid batteries. Safety First: Multiple built-in alarms and protection triggers safeguard both the tester and your device under test (DUT). Pro Tip: Use the EL15 to stress-test your USB chargers and cables to see if they actually deliver their rated "Fast Charging" speeds! Color: Black Material: Metal Package Contents: 1*EL15 DC Electronic Load Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.