Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week Pros:price, size, full charged, has two welded wires - easily can replace to any other if necessary Cons:some strange thing with capacity mark OtherThoughts:I bought it not for helicopter, but for a TRS-9 FM transceiver for the motocycle alarm SR-i900, because it has... Read more
Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week Pros:- Listed as 400mAh, but the actual batteries are labeled as 420mAh (more bang for the buck!)
- Size is exactly the same as my other batteries.
- Cable connector fits perfectly. Cons:- Price can be a little lower. - may be slightly heavier than the standard batte... Read more
Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week Pros:It seems to be a good construction battery for small size RC helicopters.
I didn't charge it yet, but I'll do this as soon as I receive my walkera mini CP. Cons:I bought as an original Walkera 3.7V 400mAh battery, but I received a generic 3.7V 450mAh.
The batter... Read more
Involvement:Expert (understands the inner workings) - Ownership:1 week to 1 month Pros:These have a true 400mAh capacity. I tested them with a pro-level charger/discharger, discharged to 3.0v at 2.5C (1.0A). They work well with my Walkera Lama 2 and give the same flight time as the original OEM battery that came with it, about 8-9 minutes. Cons:... Read more
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