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1. The charger should only be used indoors in a cool, dry, and ventilated area on a flat, stable, hard surface. 2. Always charge your battery when the surrounding temperature is between 10 *C -25 C (50 *F -77F). 3. Avoid contact between the charger and any liquids, dirt, debris, or metal objects. 4. Do not cover the charger while in use. 5. Store...

Electric bicycles are becoming more and more popular and quietly turn into an indispensable part in our daily life, especially with the influence of COVID-19.  "Growth in e-bikes has been at historically high levels," said Dirk Sorenson, sporting goods industry analyst at NPD Group. Sales of e-bikes rose by 84% in March, 92% in April and 137% in May, according to the latest NPD...

HJM bikes are equipped with excellent batteries with high performance. Even though, battery maintenance is an indispensable process to keep your battery in great shape for years to come. This process will help keep the cells in the battery balanced and operating as efficiently as possible. Charge timely after each ride to keep it full charged. A regular deep discharge also helps to "activate" the battery, which can slightly increase...

After you finished assembly of your HJM e-bike, next step is to adjust it for comfort. Here are three steps for your reference. Please be patient while adjusting your e-bike for comfort.   Step 1. Seat Saddle height, the distance between the bottom bracket and the top of the seat, plays an important role in comfort, overall performance, and injury prevention. So finding the right saddle...

Riding an e-bike is enjoyable and shouldn't cause any harm unless you fall off it. And finding the right saddle height is critical for comfort, performance, and injury prevention.  A recent study showed that if you set the saddle height too low, you will spend 12% more time on the same distance. As a professional rider said:"When I ride a bike, everything starts with the...