Tender For supply of high precision multi-channel battery testing system (5v30a 32-channel) , high current -high precision multi-channel battery testing system (5v60a 16-channel) , constant temperature simulation desktop mini chamber , environmental chamber (explosion-proof high-low temperature and humidity control system) , high current potentiostat/galvanostat , potentiostat/galvanostat control and data analysis software (zview) with usb dongle