1,Application: Propeller speed switch is a practical accessory for POER 12V propeller inflatable boats, kayak, compatible with 28lb 34lb 44lb 54lb. 2,High Performance: Electric propeller speed switch is easy to assemble and operate, can help you control your marine motor speed effectively. 3,Sturdy Construction: Propeller speed controller is made of premium aluminum alloy and plastic, which is strong and durable, not easy to damage. 4,Excellent Replacement: Original standard, outboard propeller motor speed switch is a direct replacement for the old or broken one. 5,Long Service Life: Advanced manufacturing, strictly follows the factory quality control, marine motor speed switch can be used for a long time. 1 x Propeller Speed Control Switch Item Type: Propeller Speed Control SwitchMaterial: Aluminum Alloy and PlasticFront Length and Width: Approx. 87.1x 51.7mm/ 3.43x 2.04inBack Jack Diameter and Wire Length: Approx. 51.7mm/ 2.04in, 180mm/ 7.09inSide Width and Pole Length: Approx. 80mm/ 3.15in, 11.5mm/ 0.45inApplication: Inflatable boats, kayaks with for POER 12V propellerCompatible: 28lb 34lb 44lb 54lb Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.