The goods are well packed. Works from the network. Instruction (unfortunately) in English and Chinese. exact instructions for use: 1. Screw the nozzle 2. Connect the wire to the device and turn on the network 3. Press the on/off button for the device to turn on 4. With the power and fre buttons select mode (intensity of exposure) 5. Press the top orange button to activate the device. After work is completed, press on/off again.

It works great. Quickly sent. It came fast. Tracking is completely. Thank you to the seller.

Came very quickly, thank you

Great arrived within

Excellent product! It matches what was purchased and seen in the photo. Delivery times correspond to the vendor's preset. Thank you