How long should I charge ZeCircle for the first time ? August 07, 2015 13:11 Updated Follow We recommend charging it during 1:30 to 2 hours. Related articles How long does the battery last after a full charge? After I remove ZeCircle from its charger, ZeCircle screen remains stuck on the battery icon? Can I charge my ZeCircle with a wall plug ? What is the battery life of ZeCircle2 ? What options are available to view the time on my ZeWatch4/4HR ?