21700 Charger

The SPERAS ZL21 is a portable dual-slot Type C-USB battery charger with each single slot max output of 1A, available for large-sized 21700, 18650 Lithium batteries and Capable of charging 2 batteries simultaneously and controlling each slot.   Specification Input DC 5V/2A Output Voltage...

Overview Designed for use in freezing conditions, the SPERAS LTH45 21700 battery is threefold more effective than standard 21700 batteries at -40°F, rendering it a perfect energy supply for applications in cold conditions. Featuring a substantial 4500 mAh capacity, it is the perfect match...