Questions tagged [battery]

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3
votes
2answers
152 views

E-Bikes - Is it bad for the bike to run out of battery?

Today, I ran my e-bike out of battery for the first time. Interestingly enough, the bike didn't actually turn off, but automatically moved the mode from "Eco" (light pedal assist) to "Off" (no pedal ...
0
votes
1answer
61 views

KNOG BLINDER ARC 5.5 battery replacement

Can anyone please tell me how I would go about changing the battery over in my light please!!! I have so far taken off the lens cover and have undone the 3 x 1.5mm Allen screws to release the outer ...
2
votes
1answer
77 views

To what extent should I insulate an electric bike battery during winter?

For temperatures between 0 F and 32 F, to what extent, if at all, should I insulate electric bicycle batteries? I have read that they do not like temperature extremes. Should I wrap a battery in 1 ...
1
vote
2answers
69 views

How can I troubleshoot battery issues on an electric bike?

I've got an electric bike with a GWA Easi-A36 battery (10.8Ah, 33.8V). The bike has a GWA electric motor. When I turn the motor on (on the handlebar "computer"), the battery indicator tells me the ...
-1
votes
1answer
52 views

Bike kit needs battery , need help choosing a battery and confused by specs

I have a 48v 1000 Watt rear hub kit, with a multifunction LCD display. Voltage:dc48v,Current:28A Booster1:1,speed set 1:1-42v/dual mode, brakes : low level. Now I'm unsure what battery to get. Can ...
3
votes
1answer
162 views

How often should I charge my (lithium) e-bike battery?

I had a retrofitted e-bike running a Leed e-bike kit for 4 years. After 800 charge cycles the battery was toast. However this system is quite basic with both the battery management & charger. I ...
2
votes
2answers
402 views

Ancheer electric mountain bike cuts out under load

My year-old 250W Ancheer electric mountain bike currently has an issue. When going up hills, the motor is put under a lot of load and the battery turns off. It remains off until reset by toggling the ...
0
votes
1answer
146 views

Bosch 400Wh battery first led only is flashing and refuses to charge [duplicate]

On a long trip with a lot of wind my 400Wh battery went empty.When i tried to charge it at home it refuses to charge. The first of the five leds is flashing. Strange because in the manual is written 1,...
2
votes
3answers
95 views

Cons of using an infrequent use long range e-bike battery trailer using SLAs

So I've recently purchased an ebike and started thinking about how I could go long distances without charging. It occurred to me that whilst sealed lead acid batteries can't go through many cycles, ...
1
vote
3answers
2k views

Shimano STEPS E8000 battery won't charge

I have a STEPS E8000 bike and wanted to make some improvements, like possibility to charge from any kind of CC/CV charger (even using solar panels when grid is not available) and to charge it to 41v ...
5
votes
2answers
5k views

Bosch battery stopped charging

It is a Bosch powerpack 500 and the other day it stopped charging. The charger seems to have some output since one of the LEDs on the battery lights up. It is only one LED though and I believe I ...
2
votes
1answer
135 views

What is this … electrical bike's setup? Is there a particular brand or model name for this? how to replace its battery?

Just bought it from someone, interested to get it fixed. he said it just needs to replace battery, I doubt it (after numerous experience with asking the sellers "what is wrong with the bike" and ends ...
2
votes
2answers
606 views

Shimano Steps E6000 battery charge percentage falls abruptly

When the battery charge gets to about 20-25% it drops abruptly to 5-10%. The steeper the hill and higher the load drop percentage is higher. Examples: from 25% to 6% steep hill from 13% to 8% small ...
4
votes
3answers
3k views

Charging eBike Battery with Solar

I need some advice / info on solar charging an eBike battery. We have two RadRovers from Rad Power Bikes. They are powered with a Panasonic Dolphin 48V, 11.6Ah Lithium-Ion battery https://www....
1
vote
0answers
74 views

Central axis motor or wheel motor for conversion to electric bike? [duplicate]

I'm planning to convert my "mechanical" bike into an E-bike for riding long distances to work, and I would like to buy only the motor kit since I already have the bike. I can see that I have two ...
0
votes
2answers
521 views

Bicycle computers with nonvolatile memory

The one thing that keeps me from pulling the trigger on some bike computer is the lack of information about the odometer, the lifetime mileage on the bicycle. When you change the battery in your car, ...
3
votes
1answer
174 views

Charging a Garmin Oregon GPS

Does anyone know if you can charge a Garmin Oregon GPS from a bicycle hub dynamo with the optional rechargeable batteries? Thanks Karl.
7
votes
3answers
2k views

Why doesn't my (battery-powered) light work in the cold?

I've got a cheap LED lamp running on three AAA NiMH batteries which stops working when exposed to near-freezing temperatures; is there a likely reason for this? The lamp has been dropped a number of ...
3
votes
1answer
1k views

Will the Garmin Edge Touring store an in progress ride if power is lost?

A rider is on a long ride, using a Garmin Edge Touring GPS unit and takes a break. If they wish to save battery on the Garmin, can they power it off and continue the same ride later? I believe the ...
1
vote
1answer
130 views

E-bike battery doesn't work anymore, where do I get this specific one? [closed]

Can somebody tell me exactly what battery this is or where I can buy it? I appreciate any help a lot! If you need more information, please let me know. Edit: This is the e-bike the battery used to. ...
18
votes
6answers
8k views

Protecting bike attachments such as lights against theft

I was wondering what one could do to keep his bike attachments from being stolen. On Monday two lights were stolen off of my bike. I only had them for a day. It was the kind that has a rubber "strap" ...
2
votes
4answers
1k views

Can I secure a 12v battery to my bicycle to charge it? And then attach a 12v horn to it?

I'm from the Netherlands, so I mean a Dutch style bicycle, as in: Then I want to attach a 12 volt horn to it. I could just put it in the basket. It doesn't necessarily need to be charged while ...
4
votes
1answer
93 views

How to use Garmin's battery more effectively?

I've bought a second hand Garmin Edge 800 for a while ago. So far, I'm nothing but delighted about the device and the battery life. However, since I have to plug it in in order to upload my rides, it ...
3
votes
1answer
911 views

Is the XTR Di2 battery compatible with Ultegra Di2?

I'm considering installing an Ultegra Di2 groupset on a small road bike. The space below the water bottle bosses is too little to install the regular road Di2 battery, but the XTR SM-BTC1 Di2 battery ...
1
vote
1answer
626 views

Cygolite Expilion Battery Replacement

Did anyone take apart the replaceable battery of the Expilion headlight? I assume it contains a 18650 like battery, but some have a protection circuit built in and some not. Any knowledge about the ...
10
votes
5answers
5k views

Can I replace my bicycle's dynamo with batteries?

I have a working lightning system on my bike with wired front and rear lights, powered by a dynamo. The dynamo's plastic has broken and I have repaired it several times now, but now it is FUBAR. ...