00:00Dead 18650 in your drawer? Not dead. Just sleeping. TP4056 plus MT3608 Boost brings it back,
00:10charge board fills cell, boost module lifts 3.7V to 5V or 9V for your projects.
00:16Found 5 deals worth grabbing. Quick run through each.
00:20First one, TP4056 with protection, type C, 5V1A. Dual function board, charges cell and cuts it
00:28off at 4.2V, protects against over-discharge in short. That protection chip is the whole reason
00:35to buy this over a bare charger. 10 pieces for $3.63, or $100 if you solder a lot.
00:4249.44 sold, 4.9 stars. Cheap insurance.
00:48Number 2, Type-C TP4056 Charger plus DC-DC Boost in one board.
00:54Handles DC 4.3 to 27V input, steps up to 5V out. One board does charging and power delivery,
01:02so your build gets smaller. $3.07 for the single, packs up to 10.
01:0848.27 buyers, 4.9 rating. Best pick if you want one board instead of two.
01:16Third, the budget one. TP4056 Charge and Discharge Board with Protection, type C, 1A.
01:23Does exactly what the first one does, costs $1.86. No frills, no extras, just works.
01:3245.53 sold, 4.9 stars. If you only need one or two, start here, skip the 10-pack.
01:40Fourth, Adjustable Step-Up Module. 3.7V in, 4.2V, 5V, 9V, 2A out, adjustable.
01:49Twist the trim pot, set your voltage. That 9V option is nice if you run meters or guitar pedals
01:55off a cell. $1.22. Cheapest thing in the list, $44.64 sold, 4.8 rating. Grab a couple.
02:06Fifth, Fast Charge Combo 18650 Charger plus DC-DC Boost Step-Up, Type-C, TP4056.
02:14Little cleaner layout than the rest, still does the job. $2.60 for one up to 10,
02:21$26.93 sold, 4.8 stars. Pick this if you like a tidier board on the bench.
02:28Links to all five in the description. Says single or multi-pack, pick what fits your drawer.
02:34Like and subscribe if this saved you from buying new cells.
