huina 1550 Excavator basic battery ni-cd 400mA run time 5 ~ 10 minutes
battery upgrade Lithium-ion 18650 2600mA , 2S3P : 7600mA run time : 1 to 2 hours

battery : 18650 battery 2600mA
PCM : 2S 5A PCM

2S 5A PCM : http://homemadeclub.co.kr/product/detail.html?product_no=772&cate_no=96&display_group=1

2S 5A PCM : https://www.aliexpress.com/item/32984739873.html?spm=a2g0o.productlist.0.0.419a27d83zQC9H&algo_pvid=1ca8e15c-fcd5-4105-9c99-49d2b6dfeb37&algo_expid=1ca8e15c-fcd5-4105-9c99-49d2b6dfeb37-15&btsid=0ab6f81615838091753622981e1254&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_

후이나 1550 굴살기 배터리가 기본 ni-cd 400mA 런타임이 5분도 되지 않아 배터리가 방전되니 이것을 18650 배터리를 이용하여 용량 증가 1시간 이상 가지고 놀수 있어 좋습니다.

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