We are a battery pack manufacturer located in Richmond California. All battery packs are assembled & quality controlled in the USA and shipped from California.
You must connect charger to AC power before connect to battery pack. Otherwise, the charger will NOT charge the pack and you will not get a RED LED indicate charging.
You must connect the battery to the charger within 3 minutes after charger's power on. Otherwise, the battery will be discharged.
California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can't offer you a refund or exchange. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.