Usage Tips:Compatible device: NiCd, NiMH, LiPo, LiFe, Li-ion Use for LiPo LiFe Li-ion NiMH Nicd battery Applies to check the batteries 2.1inch screen display Battery Type: NiCd/NIMH,Li-Po,LiFe,Li-Ion Cell number: NiCd/NIMH(4-7 Cells),Lithium type(2-7 Cells) Display Mode: Battery cell voltages,total voltages,lowest cell voltage, Highest cell voltage space between highest cell voltage and lowest cell voltage, Remaining battery capacity(%) Item Type:Battery Tester Usage for: Lipo LiFe Li-ion battery Note: Due to different production batches, there may be slight differences in products. Colour:Black Material:plastic Package Contents: 1 x Battery Tester 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.