18650 powerbank without spot welder
Description
The 2 attached files are for building a powerbank without a spot welder out of a 18650 and a small powerbank module: https://fr.aliexpress.com/item/5pcs-5V-Step-Up-Power-Module-Lithium-Battery-Charging-Protection-Board-Boost-Converter-LED-Display-USB/32732400277.html?ws_ab_test=searchweb0_0,searchweb201602_3_10065_10068_10843_5014915_10059_10696_100031_10084_10083_10103_451_10618_452_5014815_10304_10307_10820_5014613_10821_5014713_10302,searchweb201603_54,ppcSwitch_5&algo_expid=06dffbe9-0e07-490b-aaa4-f0cdf61e5dbc-0&algo_pvid=06dffbe9-0e07-490b-aaa4-f0cdf61e5dbc&priceBeautifyAB=0 You can also watch my video where I show you how to build the battery https://youtu.be/7isQIVYDb-E
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