... Short deliver time 4.High quality Battery Capacity Checker , Cell meter For NiCd NiMH , Li-Po , LiFe , Li ... can be used as a simple digital voltage meter.2.Loudly buzzer can be heard from distance ... during flight.Specifications 1.Use for 1-8S Lipo/LiMn/Li-Fe2.Voltage detection precision ±0. ... 8.7g/ 0.31ozPicturesFoctory pictures Battery Capacity Checker , Cell meter For NiCd NiMH , Li-Po , LiFe , Li-lon ...