Make sure that your ThinCharge top makes a strong click noise when connected to the case to ensure that it is secured properly. You should no longer have issues. If your ThinCharge top continues to fall off, please stop using the ThinCharge immediately to avoid any accidental damages and visit https://chargetech.com/tc-top/ to get your replacement top.
One free replacement top per IP address. Free shipping is included only for addresses within the US.
ThinCharge replacement tops are also available for purchase here: https://chargetech.com/product/thincharge-replacement-top/
Available in black, white, and gold.
Here is a great video tutorial showing how to properly assemble your ThinCharge: https://www.youtube.com/watch?v=fhd_rrP9EfE&feature=youtu.be