Fast Charger 158 ( Navbow/Swii/Tini)

Official fast-charging kit for SUBLUE 158 Wh batteries used with Navbow, Navbow+, Swii, and Tini, charging from empty to full in approximately 2 hours to minimize downtime between sessions. For 158 Wh batteries only — not compatible with SUBLUE 98 Wh batteries. Choose the variant with cradle if you need the charging cradle included.