Features: Battery Type: Can test Li-Po/Li-lon/Li-Fe(2-8S),NiCd/NiMH(4-8S) battery Servo test mode: manual adjustment, auto matic, neutral Servo test frequency: 50Hz, 60Hz, 100Hz, 125Hz, 200Hz, 250Hz, 300Hz Discharge Current: 90mAx 8 cell(max. cell voltage: 4.2V) Display mode: battery cell voltages, total voltages, lowest cell voltage, highest cell voltage, voltage gap between cell and lowest cell voltage, remaining battery capacity(%) High visibility LCD display screen Measure the voltage of both individual cells and full battery voltage, and can also indicate the highest voltage cell, lowest voltage cell and difference High-Precision, Test 2-8s lithium battery RC Battery Voltage Capacity Checker/RC Balance Discharger/Servo Tester Description: Can be used to check the battery voltage of Lithium batteries including Lipo, LiFe, Li-Ion, as well as NiMH and NiCd batteries. Port for balance plug for up to 8 cell Lipo, LiFe, or Li-Ion batteries Can be used as Servo tester to test standard and narrow servo. Port for discharge plug of NiMh/NiCd batteries It can be used with the most common battery types used for the rc model products. LiLon( Lithium lon) LiPo(Lithium Polymer) LiFe(Lithium Ferrite) LiHV(High Voltage Lithium Battery) NiCd( Nickel Cadmium) NiMH(Nickel Metal Hydrate) Lithium Battery Types( Lipo.Li-Ion,LiFe, LiHV ) without the need for the additional power supply, CellMeter 8 can support 2S-8S,Test 1S Lithium battery, you need to access more than 3S of Nickel Batteries, or 5V UBEC to NiCd/MH port for the Cellmeter8 to provide working power Nickel Battery type ( NiCd or NiMH) without the need for additional power supply of cellmeter8 can support 4-8S , such as the need to test less than 4S of Nickel Batteries, you need to access2-8S Lithium Battery to the Lithium port for CellMeter8 to provide working power Specification: Material: plastic Color: blue Size: 83*52*14mm Package Included: 1 x CellMeter 8 servo tester 1 x Manual