KaleOsaurusRex Posted August 28, 2015 Share Posted August 28, 2015 Hey guys! So I'm evaluating a manufacturer, trying to find more safe and high quality options for beginners. I asked them to provide:Motor sizes availableWheel sizes availableAll available battery options and battery brands utilizedShell construction material and durability testingPictures of all circuit boards and battery designsLow battery behavior (very detailed)So, I have quoted their response below. Obviously not all information was given that I requested. Do you guys have any opinions, based on what we have here? Dear Will,Really glad that we can have a good partner like you.You gave a professional conclussion that many factory offers dangerous battery when they produce it. The battery type named : 18650 battery. This kind of battery has capacity memory, and heat themself very sharply so the battery some times exploit, and will often power off suddenly.Please read the picture of battery:1, It is made of Li-Polymer material. No matter you full charge it or not, it will still keep the original capacity as 190WH. Never reduce even if you often less-Charge it.2, Its currency will be always stable for different working circumstance. High speed, low speed, will calculate the balance capacity automatically. If battery low, it will alarms and then four LED blinks at the same time.3, When you turn on it, if four LED lights, means more than 90% full. The the LED lights will turn off one by one during your riding and the battery exhausting. The last LED lights indicate 40% capacity. So, when people see only the last LED is lighting, they will still have enough time to find somewhere to charge it.4, This kind of battery also is a Cell phone and tablet PC and other electronics charger, when the battery is full, it can full charge 25 Iphone 6. Very good for outdoor sporting. Other parameters, please read below, if any questions, please feel free to let me know. [Model offered:]Smart & High Speed120KG30KM25KM/HBT 4.1SupportSupportBT Mini Horn Built-intriple mineral Polymer Lithium battery 67.2V/1.75A (1.5H+)Triple protection: Over-charging protection, Over-temperature protection, Over-voltage protection;Support 110V / 220V input 190WH67.2V 17.5AUpon 2000 times charge, capacity decrease 15-25%;Environment temperature<10℃, capacity decrease by 20%.14 inch 2.125 Standard pneumatic tyre450W10.7KG30 degrees（Max）IP65Black, White, Yellow(PT Yellow C), Green(PT 368C)As partner, we must give you the best support. Thanks for your help everybody, there are so many smart people on here and without you guys I'd be lost.Will Link to comment Share on other sites More sharing options...
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