About the Koolux KL6S Folding E-Bike

Take your rides to the next level with the KOOLUX KL6S – a lightweight folding e-bike built for adventure, commuting, and everything in between. With a powerful 250W motor and a robust 48V 15Ah battery, you’ll enjoy up to 75 km of effortless riding on a single charge, while reaching speeds of 25 km/h to get you where you need to go, and still staying road-legal in the UK.

The KL6S isn’t just about power - it's about convenience. The quick-fold aluminium frame lets you store and transport your bike easily, perfect for small spaces, city living, and travel. Fat 20" x 4" Kenda tyres give you stability and confidence across all terrains, while the Shimano 7-speed gears and front and rear disc brakes offer smooth control and reliable stopping, no matter the conditions.

Stay in control with the bright LCD display, ride safely with built-in front and rear lights, and enjoy every journey in comfort with the ergonomic saddle. Whether you're heading to work, hitting the trails, or exploring the city, the KOOLUX KL6S gives you the freedom to ride your way - every day.

Specifications

• Frame Material: Aluminium Alloy
• Colour: Black
• Unfolded Size: 1780mm x 790mm x 1118mm
• Folded Size: 960mm x 470mm x 890mm
• Wheel Shape: Integrated Wheel
• Wheel Size: 20 inches
• Packaging Size: 1450mm x 280mm x 790mm
• Gross/Net Weight: 36 kg / 30.5 kg (79.37 lbs / 67.24 lbs)
• Maximum Load: 120 kg (264.55 lbs)
• Maximum Speed: 25 km/h (15.5 mph) - 38km/h (24 mph) unlocked
• Range: 70 km – 120 km (depending on load, temperature, and road conditions)
• Maximum Gradient: 25 degrees
• Optimal Temperature:  -10~45°C
• Waterproof Rating: IP54
• Battery Type: 18650 Lithium-Ion Power Battery
• Battery Capacity: 15.6 Ah (748.8 Wh)
• Battery Nominal Voltage: 48V
• Motor Nominal Power: 0.25 kW
• Motor Mode: Assistance Mode
• Motor Type: 20 inches / High-speed Gear / Integrated Brushless Hub Motor
• Motor Nominal No-Load Speed: 400±10 rpm
• Charger Output: 54.6V 3.0A
• Charger Input: 100-240V 50/60Hz 3.0A
• Under-voltage Protection: 40.5V
• Overcurrent Protection: 21A±1A
• Charging Time: 7-8 hours
• Display: Multifunctional LCD Display
• Front Light: YES
• Braking Method: Front Disc Brake + Rear Disc Brake
• Air Tyres: Tyres: 20" x 4.0" | Valve: 20" x 4.0". The valve type is AV
• Front Fork: Shock Absorbing Fork
• Gear Shifter: 7-Speed Gear

Sizing Guide

• Total Length: 168 cm
• Handlebar Height: 115-128 cm
• Wheelbase: 115 cm
• Standover Height: 83-106 cm
• Top Tube Length: 60 cm
• Wheel Diameter: 20"
• Handlebar Width: 58 cm
• Folded Size: 96cm x 38cm x 75 cm
• Rider Size: 165cm-195 cm