Sealey-SL2S-Schumacher-Jump-Starter-Power-Pack-Lithium-Li Fe PO4-800A-Sealey-SL2S-Fully-protected-against-reverse-charging-&-overload-Lightweight-but-still-provides-high-power-output-Digital-display-gives-step-by-step-instructions-Capable-of-starting-an-average-5L-petrol-or-3-6L-diesel-engine-Features-safe-start-protection-with-a-60-second-cool-down-period-between-jump-start-attempts-Li-ion-batteries-have-numerous-advantages-over-lead-acid-including-a-flat-discharge-curve-this-ensure