PalmSens4 05 V PalmSens flagship instrument the PalmSens4 is a USB and battery powered Potentiostat Galvanostat and optional a Frequency Response Analyser FRA for Electrochemical Impedance Spectroscopy EIS The PalmSens4 has a large potential range -5V to 5V or -10V to 10V and current range 100 pA to 10 mA with a high resolution and low noise The economical PalmSens4 is a complete laboratory instrument but its compact and rugged design makes it also ideal for field work Connecting via Bluetooth guarantees a perfectly floating measurement