J8 - Electric bike Jetson - Free user manual and instructions
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| Product Type | Electric Bicycle |
| Brand | Jetson |
| Model | J8 |
| Motor Type | 250W brushless hub motor |
| Battery Capacity | 36V 7.5Ah removable lithium-ion |
| Charging Time | 4-6 hours |
| Maximum Range | Up to 25 miles (40 km) on pedal assist |
| Maximum Speed | 15.5 mph (25 km/h) |
| Frame Material | Aluminum alloy |
| Wheel Size | 20 inches |
| Brake Type | Front and rear disc brakes |
| Display | LED display with speed, battery, and odometer |
| Pedal Assist Levels | 3 levels |
| Throttle | Twist throttle on demand |
| Suspension | Front fork suspension |
| Lighting | Front LED headlight, rear reflector |
| Weight | Approximately 45 lbs (20.4 kg) |
| Folded Dimensions | 35 x 18 x 28 inches |
| Maintenance | Regularly check tire pressure, brakes, and lubricate chain |
| Cleaning | Wipe with a damp cloth; avoid high-pressure water |
| Safety | Always wear a helmet and obey traffic rules |
| Spare Parts | Available through Jetson authorized service centers |
| Repairability | Contact Jetson customer support for repairs |
| Included Accessories | Charger, user manual, assembly tools |
Frequently Asked Questions - J8 Jetson
How do I assemble the Jetson J8 electric bike?
The J8 is partially assembled out of the box. Attach the front wheel, handlebars, pedals, and seat using the included tools. Full instructions are in the manual.
How long does the battery take to charge?
The 36V lithium-ion battery takes approximately 4-6 hours to fully charge. Use only the supplied charger.
What is the maximum range on a full charge?
On pedal assist mode, you can travel up to 25 miles (40 km). Range depends on rider weight, terrain, and assist level.
How fast can the J8 go?
The maximum speed is 15.5 mph (25 km/h), which meets typical e-bike class 2 standards.
Can I ride the J8 in the rain?
The J8 is IPX4 water-resistant, so it can handle light rain. Avoid submerging or pressure washing.
Is the battery removable for charging?
Yes, the 36V battery is removable and can be charged separately or on the bike.
What maintenance does the J8 require?
Keep tires inflated to the recommended PSI, check brake pads regularly, and lubricate the chain every few weeks.
Does the J8 have pedal assist and throttle?
Yes, it features 3 levels of pedal assist and a twist throttle for on-demand power.
What is the maximum rider weight?
The recommended maximum rider weight is 250 lbs (113 kg) for optimal performance.
How do I fold the J8 bike?
Fold the handlebar stem down, then release the frame latch to fold the frame. Detailed steps are in the user manual.
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USER MANUAL J8 Jetson
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Product information
Brand : Jetson
Model : J8
Category : Electric bike