... 3.Short deliver time 4.High quality Battery Capacity Checker , Cell meter For NiCd NiMH , Li-Po , LiFe , Li-lon AKKU Special ... to 30V, which means you can test the battery pack without balance connectors like RX battery pack etc., LiPb or other power source voltage ... -3.8V8. Weight : 8.7g/ 0.31ozPicturesFoctory pictures Battery Capacity Checker , Cell meter For NiCd NiMH , Li-Po , LiFe , Li-lon AKKU