Self Discipline Phone Lock Portable Mobile Phone Lock Box Timer Smartphone Locking Case Safe Timed Lockbox Self-Discipline Keepin Box Limit Cell Phones Use Color:4style Ingredient content: 71% (inclusive) -80%

Ingredient content: 71% (inclusive) -80% (inclusive)

size  length    width bust  Sleeve Length   M  73  51  112  55  L  75  52  116  56  XL  77  53  120  57             1

Product material: ABS + wool

Processing technology: set drill

environmental protection copper

Self Discipline Phone Lock Portable Mobile Phone Lock Box Timer Smartphone Locking Case Safe Timed Lockbox Self-Discipline Keepin Box Limit Cell Phones Use Color:4style Ingredient content: 71% (inclusive) -80%Overview: 1. One Inch of time and one inch of gold, the time when the phone is "isolated" really belongs to oneself. 2. Support mobile phone charging. The phone is retracted into the timing box, you and the phone are charged at the same time, your efficiency is fast charging. 3. Efficient learning vs mobile phone interference, the best dispute resolver. 4. Button A: Turn on the screen, set the time, emergency unlock, study room mode, cancel the set