About This 【Premium Equipment Key Sets】20 heavy equipment key set construction ignition keys set on 1 keyring. 【SUITABLE FOR MANY HEAVY EQUIPMENT】Our heavy construction equipment keys are Compatible with excavators, loaders, backhoes, tractors, dump trucks, bulldozers,and more from JD, Volvo ,JCB, TAKEUCHI, CATERPILLAR, Daewoo, Lucas, Bobcat,CASE, Hitachi, Hyster , Terex ,Kubota,Lucas, Nissan,Ditch Witch, etc! 【EASY TO PICK UP AND ADD KEYS】 The key ring is very sturdy,just like a screw, you can unscrew it, easy to add or remove keys as needed. 【Product Guide】Some keys do not have identification marks, so we will prepare a colored printed guide to help customers accurately identify each key! You can also contact us at any time, and we will help you solve any problems until you are satisfied! Overview Operation Mode : ON-NONE-OFF Current Rating : 1 Amps Operating Voltage : 1 Volts Contact Type : Normally Open Connector Type : Plug In Brand : Lucemliy Switch Type : Ignition Switch Terminal : Through Hole Material : Metal Item dimensions L x W x H : 7.09 x 5.91 x 0.79 inches