Features: High visibility LCD display. Balanced plug port for up to 8 Lipo, LiFe or Li-Ion batteries. Can be used as a servo tester to test standard and narrow servos. NiMh / NiCd battery discharge port. It can be used to check the battery voltage of lithium batteries, including Lipo, LiFe, Li-Ion, and NiMH and NiCd batteries. Measure the voltage of a single battery and the full battery voltage, and can also indicate the difference between the highest voltage battery, the lowest voltage battery and the battery. Specifications: Color: Blue Material: Plastic Product name: CellMeter 8 Discharge current: 1A Balance current: 1A Battery voltage test accuracy: 0.001V Battery type: testable lithium battery/lithium ion battery/lithium iron (2-8S), nickel cadmium/nickel metal hydride battery (4-8S) Servo test range: 1000-2000us or 500-2500us Package Size: 8.5*5.5*2cm Weight: 20g Packing List: 1xBattery Voltage Tester 1xUser Manual