Gysflash 100-12 HF is a 100A high power stabilised supply incorporating Inverter technology 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 stabilised supply: voltage & current adjustable

https://www.
gys.
fr/pdf/datasheet/uk/029071.
pdf