Caterpillar brand portable power supply for jump starting with 2000 pesk amps and 1000 continuous amps output. Has heavy duty battery post clamps and  internal power on switch for safety,  is capable of starting several vehicles on a single charge.
AGM sealed battery with hide-away 120 volt power cord for charging, 12 volt DC cigarette lighter type power outlet, indicator lights and LED work area light.
Lightly used, very good condition and in perfect working order.