Caja de bloqueo de temporizador para teléfono inteligente, caja de bloqueo temporizado de plástico ABS para teléfonos móviles, estuche de teléfono móvil para estudiantes

An interval of time is an ounce of gold, cell phones are "isolated" time really belongs to you!
Support cell phone charging. The cell phone is shrunk into the timer box, you and the cell phone are charged at the same time, your efficiency is the fast charging!
Efficient learning vs. cell phone interference, the best dispute solver.
Button A: Light up the screen, set time, emergency unlock, study room mode, hesitation period to cancel the set time
Screen: time, battery, power on status
Button B: open keepin box, hesitation period cancel set time.

Color: pink, blue, green
Weight: 163g
Battery capacity: 300mah
Battery life: 60 days on a single charge under normal use intensity (frequent use of side button B is not recommended)
Inner diameter: 16.6*8.55*1.4cm, outer diameter: 20.5*9.5*2cm
Big cell phone can be put down, small cell phone will not shake
Packing list:
1*cell phone timing case+1*clover rubber mat+1*microUSB charging cable+1*instruction manual