I have an HTRC dual charger and zeee 3s cells. Batteries are great, reliable and havent had any problems for the year that I own both the charger and cells. Charger is touch screen and you can charge different size batteries at once. Comes with all kinds of adaptors for the non soldering inclined.

https://www.amazon.com/dp/B07NQ9K5V7/ref=cm_sw_r_cp_apa_glc_fabc_FXYD0EZP8RZ46AXBAG6F