21700/18650 Scatola caricabatterie fai da te custodia power bank LCD scatola di ricarica rapida
5V3A 21700 Battery Box. Battery type: flat 21700 lithium battery (battery not included). Can be installed 4 flat 21700 lithium battery (battery not included), Can be disassembled repeatedly. 1x 21700 Power Bank Case(Batteries not included).