Q: What kind of adapter should I use to charge?
A: You need to use a 5V/2A adapter.Please use it while fully charged after the first charge.
Q: There was no connecting parts to install the sponge.
A: The sponge brush and towel brush share the same Velcro disc.If the brush head is attached to a towel brush, remove the magic tave disc and put it on the sponge brush.