Questions tagged [battery-safety]

For use on questions regarding the proper use of, maintenance of, and safety measures when using batteries.

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12
votes
2answers
982 views

In what situations do puffy batteries pose a risk of ignition?

In this Drones and Model Aircraft SE question, Is it safe to fly LiPo batteries after they get "puffy"?, David O. asked if it is safe to use puffy LiPo batteries. Gparyani provided an ...
3
votes
3answers
302 views

Can I use two 2s lipo batteries to power my FPV DJI goggles?

The FPV DJI goggles can take 7.4-17.6 Voltage. I am using a 2S 3000mAh LiPo battery. My plan is to buy another of the same liPo battery and attach it with a female to 2 male TX60 connector, making it ...
8
votes
3answers
500 views

Will LiPo batteries deteriorate outside with the temperature changes due to day-night cycle?

I am new to the hobby and I'm concerned about LiPo batteries. I live in an apartment (this is Europe, blocks of apartments are the norm in my country) so I can not put the batteries in a dedicated ...
4
votes
1answer
92 views

Why do LiPo batteries get puffy?

I have used many liPo batteries with my drones and other RCs over the years and have had a few of them puff up. What are the main reasons that LiPo batteries puff up? And are there ways to avoid LiPo ...
6
votes
1answer
81 views

At what voltage per cell should I store a LiPo?

Some sources say you should store your batteries at 3.85V per cell, other says it should be 3.7V. My charger (ISDT Q6 Lite) on the "Storage" mode has a thumbs-up mark at 3.7V, probably indicating ...
5
votes
3answers
553 views

At what current should I charge a LiPo battery?

I have several different LiPo batteries which I use with my drones, many of them are different voltages and different capacities. How do I know at what current I should charge my drone LiPo batteries?
6
votes
1answer
68 views

Is voltage sag safe if the voltage isn't too low?

I know that a liPo cell should never be below 3.0 volts, but can voltage sag during high throttle maneuvers damage the battery excessively even if the voltage it not below that level? And if that is ...
2
votes
1answer
42 views

How to charge LiPo batteries in series?

Is there any way to use my main charger, which can charge 2-6s batteries, to safely charge multiple 1s batteries in series? (assuming all of the batteries are the same capacity) How would I go about ...
5
votes
1answer
441 views

Can I use LiHV batteries as normal batteries?

I have a small drone and the only batteries I can find that fit it are LiHV batteries. Can I use LiHV batteries like normal LiPo batteries? Can I just simply charge a LiHV battery to 4.2v and fly with ...
12
votes
4answers
118 views

At what per-cell voltage should I land?

I built 5" quad and I'm using 4S 1300mAh LiPo batteries. My question is: at what voltage should I land? Let assume that I'm trying to land when my battery is as low as it should go without causing ...
12
votes
2answers
65 views

What is a safe duration a LiPo pack can be kept fully discharged before it is storage charged?

There is a reason LiPo packs are recommended to be stored at a storage charge. It is commonly known that storing a battery fully charged reduces its capacity and performance. What about storing ...
20
votes
2answers
459 views

Is it safe to fly LiPo batteries after they get “puffy”?

Some of my LiPo batteries got "puffy" after a few months. Is it still safe to fly them, or should I safely dispose of them?
10
votes
4answers
108 views

How can I safely parallel charge my LiPo batteries?

I have multiple LiPo batteries that I want to charge up so I can get out flying as fast as (safely) possible. With my existing LiPo charger, how can I parallel charge multiple batteries at once?
10
votes
3answers
94 views

How low can I safely discharge a LIPO battery during flight?

What is the minimum voltage I can safely discharge a LIPO battery during a flight? For example, if I have a 3S LIPO battery, should I be aiming to land my RC plane before the battery gets below a ...