How to reload your battery assembled and disassembled DYU pedelec C6 electric bike, 26“ DIY

Device:
Bike amzn.to/3Pkv6RM
DYU EBike electric bike, 26 inch electric bicycle with 6-speed Shimano derailleur gears, 12.5 Ah 36 V removable battery, city bike with basket for adults, city commuter, seat height adjustable, unisex adults
Safe and comfortable: The DYU C6 electric bike is equipped with 26 inch tyres and comes with a 6-speed Shimano derailleur. The double shock absorber of the front fork effectively prevents the discomfort caused by the vibration. Double disc brakes on the front and rear wheels significantly increase safety. The super soft elastic seat is filled with shockproof silicone for a comfortable riding experience.
【Detachable Battery】: The 36V/12.5Ah lithium battery has a detachable design, which can charge the battery separately and is easy to carry. The battery comes with a separate mechanical anti-theft device with battery key. The battery charging time is 5-7 hours, safe charging and environmentally friendly travel.
Efficient and practical: electric bicycles come with a front bicycle basket and a rear pannier rack for your transport needs. The electric bike is equipped with a battery indicator that can detect the current battery level in real time. Electric bicycles are equipped with electronic horns and front and rear lights to ensure safety when driving at night.
3 working modes: pure electric mode - After turning the acceleration handle, the pure electric mode can be switched on. Electric support mode - Press the pedal to meet your more effortless riding requirements with semi-electric support; normal driving mode - turn off the power supply and you can use it like a normal bike. In pure electric mode, the electric bike can drive 40-50 km.
Fast delivery/quality after sale: Our warehouses are located in Germany and Poland and can usually deliver within 5-7 days. We offer 24/7 technical support. If there is a problem with the bike, please feel free to contact us. We will give you a satisfactory solution.
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[@Narago.]

Hey. Habe das selbe Fahrrad. Leuchtet bei Ihnen die Anzeige auf der Batterie wenn diese geladen ist. Bei mir leuchtet nämlich nichts. (Es läd seit 3h)

[@traceyclaver6076]

I have the same problem. Did you find a solution?

[@kvetka9204]

Hi all. I bought a C6 bike☺️ Now there is a problem with the battery, I can’t understand why it’s not charging.
It sits on charge for several days and nothing changes.
When charging, the battery does not respond. When I turn it off, it turns on and shows 1 red and 1 green.