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SelfBuilt is on holiday from December 20 - January 4, 2017. Any orders received during this time will be processed when we get back on January 4. Thanks.
This unit takes (3) replaceable 18650 sized lithium ion batteries to power and recharge your USB devices. Provides up to 1 amp of power and can be recharged via micro USB cable. Protection circuitry is built-in so high quality unprotected 18650 cells are recommended. Built in LED key light.