SwitchBot Solar Panel - Uninterrupted Power Supply for Your SwitchBot Curtain With the SwitchBot Solar Panel, your SwitchBot Curtain stays operational thanks to solar energy. Just a few hours of sunlight per day continuously recharge your SwitchBot Curtain. Flexible placement for maximum freedom. Once connected to your SwitchBot Curtain, manual recharging is a thing of the past. Charger for Your SwitchBot Curtain Once connected to your SwitchBot Curtain, tedious manual charging is completely eliminated. The cable is integrated into the product and compatible with SwitchBot Curtain U Rail / I Rail / Rod models. Attach to Your Curtain If the solar panel cannot be exposed to direct sunlight, you can connect it to your SwitchBot Curtain using the integrated cable and attach the solar panel directly to your curtain. Long Battery Life on a Full Charge With a full charge, you can control your curtains continuously for a long time. You no longer have to worry about dead batteries.