Specifications include, but are not limited to: 3.1.1 4,500 lb. Walkie Electric Pallet Jack 3.1.1.1 Walkie Electric Pallet Jack must be Forklift UL Classification Type E. 3.1.1.2 Walkie Electric Pallet Jack must use a minimum of 110 volt at 60hertz and a maximum of 20Amps to charge. 3.1.1.3 Walkie Electric Pallet Jack must have built in charger. 3.1.1.4 Walkie Electric Pallet Jack must be able to pick up a minimum of4,500lb. 3.1.1.5 Walkie Electric Pallet Jack must have forks at a maximum of 47inches long and a maximum of 7 inches wide. 3.1.1.6 Walkie Electric Pallet Jack must have a minimum 24-volt system and powered by a minimum of 4 6-volt batteries, that must have a minimum of 6 hours of use when charged. 3.1.1.7 Walkie Electric Pallet Jack must be delivered assembled and fully operational. 3.1.1.8 Walkie Electric Pallet Jack must have a minimum 12-monthwarranty, must include all parts and labor at no additional cost.