Custodia porta batteria 22,5W 21pz 18650 alimentazione caricatore rapido senza saldatura scatola 2 colori
12.6V 3S 40A BMS For 18650 Li-ion Battery Protection Board with Balance PCB. Power Bank Battery Shell Case for 18650 4 slots DIY Detachable USB Charging Box. JBD Smart BMS Match Lifepo4 Protection Communication Bluetooth Module For Phone.