Automatic School Bell 120dB with Weekly Timer, 40 Programs & 1–99s Ring, 220V power factor meter digital and household appliances without breaking

and household appliances without breaking a sweat

Stay in control with the upgraded digital tube display — real-time battery voltage readout keeps you informed so you never weld on low power (built-in 4000mAh battery

or evening home projects

real-time measurements — ideal for dynamic lighting environments

Built for heavy single-phase loads – rated up to 120A and 500V

Automatic School Bell 120dB with Weekly Timer, 40 Programs & 1–99s Ring, 220V power factor meter digital and household appliances without breakingNever miss a bell again automates ringing with up to 40 programmable weekly schedule groups, eliminating manual effort in schools, factories & institutions Heard across large premises delivers a powerful 120dB output loud enough for classrooms, factory floors, and public facilities even in noisy environments Customise every ring adjustable ringing duration from 1 to 99 seconds lets you tailor alerts precisely for lectures, shifts, or announcements