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this is how i recognize my box

US Box

Fin mounting is done with screw
Minimum dimensions of the fin box: L:208mm W:9mm
Starboard Deluxe boards require slightly customized adapters. For this please leave a comment.

SLIDE-IN Box

Fin mounting is done with a locking pin
Minimum dimensions of the fin box: L:180mm W:18mm

SMART-LOCK

Fin mounting is done by a clip on the rear part of the fin mount.
Minimum dimensions of the fin box: L:165mm W:9mm
Suitable for SUPs of the brands Bluefin, iRocker SUP, JOBE

No suitable adapter included or not sure?

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Latest news

Delivery before Christmas.

Order by 20.12.2023 24.00, we'll give you express delivery within Germany for free. 🎁 🎄

Learn more

Technology Testimonials

Support & Contact TEST DRIVES

Support & Contact

Test driving

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Electric longboard kit - double

incl. VAT and standard shipping
In stock. With you in 3 days.

Unfortunately sold out - remaining stock available on Amazon

Free shipping throughout Germany

Made in Germany

24 months warranty

Show product details

JAYKAY e-Fin

KEY FEATURES

DEtails

Mounting

remote control

Mounted & ready for use within seconds

6 hoursBattery run time*

Made In Germany

Housing

The housing of the e-Fin is made of extremely robust polycarbonate and is completely dust and waterproof according to protection class IP68.

Batteries

Each fin contains 12 21700 lithium-ion batteries with a total capacity of 222 Wh.

Motor/Propeller

The motor can be controlled continuously and set in 3 modes: Automatic, Manual, Off

Board

The intelligent battery management system protects the batteries by preventing deep or overcharging of the batteries. Through Bluetooth, the e-Fin communicates with the controller completely wirelessly.

Charging port

Intelligent, automatic on-off switching, which is integrated in the magnetic charging port, among other things.

Mounts in seconds

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Mounts in seconds

Simply Smart Paddle On

With every paddle stroke into the water, the intelligent e-Fin provides supporting power. This allows you to relax and experience completely new ranges with your equipment.

Simply Smart Paddle On

You decide yourself which speed you want via the power regulator. Whether high speed or a leisurely tour across the lake - the choice is yours.

Manual power slider

Polycarbonate housing

Status display with RGB LEDs

Menu function in the Secret Spot

Manual power slider

Polycarbonate housing

Status display with RGB LEDs

Menu function in the Secret Spot

SUP board under water

Includedin delivery

e-Fin

Remote Control

Adapter

Charger

e-Fin

Remote Control

Adapter

Charger

Specifications

Capacity

222 Wh

Technology

Li-Ion

Rated voltage

22,2 V DC

Weight

2,2 kg

Download datasheet

Suitable for everything that is fun.

kayak

Surfboard

Yellow boat at sea

Boat

SUP board on sea

SUP Board

And More