I did a temperature measurement of the battery 15ah yf CEF50. The battery was packed in insulation. I have completely drained the battery at maximum acceleration. The battery temperature was 25 degrees. celsius. The temperature outside was +10 degrees.
I bought 2 motors without a frame. The 2x motor had a side and bottom cover. The bottom cover does not fit the CEF50. I bought one motor with a CEF50 frame, only the bottom cover is included.
What you're saying, I've already tried it all. I advise you to order a ready-made battery for 720W 36V with a good 21700 Samsung 50E. If you want to make the bike lighter, you can always remove the heavy battery case (1kg). Fasten the battery to an aluminum strip with bolt holes. See how the...
The transfer is shown in the upper right corner. You can also watch the battery charge. If in the future it will be possible to connect an electric bike, it will be very interesting.
I like 245 better. The buttons of 245 are smaller than those of 181. There is no need to connect the phone, all the information is on the display. Most importantly, the 245 has a usb-c output.
Trust, but check :-) When I opened the dengfu 720w battery, I was also surprised. I was told and it was written Samsung. But there were LG cells inside