Features: The Electric Propeller Surfboard is lightweight and portable, weighing only about 4kg, making it easy to carry to remote surfing spots. The electric prop motor helps you paddle faster, allowing you to explore oceans and rivers further, unlocking a whole new level of surfing experience. Specification: Electric propulsion parameters: Motor power: 160WSpeed: 3-6 km/hBattery life: 2-3 hours The longest cruising range: 20KM Packing volume: 450X435X120MM Occasion: Offshore waters Gross weight: 2KG Battery parameters:Net weight/gross weight: 3.7KG/3.86KG Waterproof grade: IP7 Voltage: 24V Capacity: 288wh Charging current: 6A Continuous working current: 10A/1.2H Working temperature: 0~45 Packing volume: 235X195X155MM Package includes: 1X Thruster 1X Screw set 1X Spare propeller 1X Charger Surfboard Electric Motorized Fin】This sup electric fin propulsion system can be well adapted to many small-sized watercrafts esp. stand-up paddle boards (SUPs) and some kayaks. The electric motor fin perfectly fits into most major standard fin boxes Lightweight & Portable】This electric fin with battery is only about 6KG. The electric sup motor assists with paddling and can extent 5 times the distance you can travel compared to paddling without any extra effort. Instead of having to stay in the 1 area you can head off down the river or into the next bay. Wireless Controller Remote Control Watch】This electric fin comes with a wireless remote control device. Waterproof and Unsinkable remote control watch up to 5 meters remote control distance. The remote control watch is divided into 3 gears, low speed(D) high speed(S)and reverse(R). Effortless Installation】Electric fin is very easy to install, you just need some simple steps to easily install the electric fin on your surfboard. With a maximum speed of 7.5km Size One Size Color One Color Material Acrylic Brand Name YQDDM Model Name YQDDM Part Number YQDDM Manufacturer YQDDM Package Weight 50 Grams Suggested Users unisex-adult Item Package Dimensions L x W x H 0.39 x 0.39 x 0.39 inches