electric jack 1.12 Volt DC powered with manual crank over-ride 2.3,500 lbs lifting 3.zinc plated foot ... electric jack:12 Volt DC powered with manual crank over-ride 3,500 lbs lifting capacity 5,000 lbs ... newFull 18" stroke: (12" Power + 6" manual drop leg extension) Quick, 30 second stroke time Over sized, 5¼" diameter foot pad prevents ...