• Motorized lifting system special design for " hand dug caisson"
• By using heavy duty "Elephant" brand electric chain hoist - FEM 2M standard 
• Special design load chain for long life usage.
• Low control voltage (48V), user friendly.  
• Maximum lifting height up to 70 M.
• High speed lifting (7.5 - 6.8 M/Min )
• DOSH / JKKP approval are provided
• More than 200 set have been sold. Qualities are guarantee.