Gysflash 100-12 HF is a 100A high power stabilized supply incorporating Inverter technology for charging lead (sealed, liquid, AGM...) or lithium (LiFePO4) starter batteries with 5 functions: Battery support: sustains 12V (liquid or gel) automotive battery during diagnostic work Advance battery charger: ensures an ideal charging cycle for battery maintenance for the most modern vehicle Showroom mode: maintains batteries in showroom vehicles In «battery change» mode, will maintain electrical supply to preserve vehicle memory settings High power stabilized supply: voltage & current adjustable Key features: Compatible only with 220-240 V AC 5.0m cables included Automatic restart Cable control and calibration Lock in Showroom mode Possibility of simplified charging with Easy mode Activate and configure an "Expert" load curve Automatic SOS recovery for sulphated batteries