Part list:

Solar Cell – As an upgrade: Next time I would purchase the 18v one and use a MPPT dc-dc charger.
-Panel-12V-3W-High-Efficiency-Mini-Solar-Panel-Module-solar-charger-for-Phone-2015-Hot/32460665760.html? spm=2114.13010608.0.92.54kPFG

PIR 12v-24v
-Free-Shipping-DC-12V-24V-Body-Infrared-PIR-Motion-Sensor-Switch-For-LED-Light-Strip/32398027838.html? spm=2114.13010608.0.76. k7ziAR

LED 5m 12v – White + 5050 5M IP20
-RGB-LED-Strip-Light-SMD5050-5630-3528-3014-2835-Fita-Led-string-Ribbon-tape-Bar/32437648526.html? spm=2114.13010608.0.84. k7ziAR

BMS 3s 18650
-Professional-Welding-Tip-Soldering-Solder-Iron-ElectricTemperature-Gun-Heating-Pencil-Electric-Tool/32275826078.html? spm=2114.13010608.0.92. k7ziAR