I found this alarm clock here - amzn.to/4ajgBH6
I use this bed shaking alarm clock to when traveling. Very Loud Bed Shaking Alarm Clock.
Roxicosly Vibrating Alarm Clock for Heavy Sleepers, Cordless Battery Operated Bed Shaker Clock Under Pillow for Deaf, Adjustable Vibration Intensity, USB-C Rechargeable
I found this alarm clock on amazon - check it out here - amzn.to/4ajgBH6
【EXTRA LOUD ALARM CLOCK】 Always sleep through alarms? Hard to hear ordinary alarm when go off in the morning? Our super loud alarm clock for heavy sleepers is a life saver for you. Just put the vibrating clock under pillow and it will shake you up on time. Choose from 3 different ways to wake up with our bed shaker alarm clock: Vibration+Alarm, Vibration Only or Alarm Only. Customizable vibration intensities: High, Medium, Low and 5 alarm adjustable volumes.
【SMALL TRAVEL ALARM CLOCK】 Measured 3.35*3.35*1in, weight 0.3lb/135g, this tiny palm-sized alarm clock is compact and slim enough that you don't really feel it under your pillow until it goes off, the round shape makes sure it does not have any sharp edges that could poke you awake if you roll over on top of it while sleeping. Small, portable, and does not take up too much space in your suitcase when travel.
【USB-C RECHARGEABLE CORDLESS CLOCK】Unlike most of plug in alarm clock with wired bed shaker, our loud alarm clock designed to be cordless with powerful 3000mAh rechargeable battery, which can LAST FOR 160 DAYS on single charge on lowest vibration and alarm setting. There is also a battery indicator shows on the screen allowing you to know when to charge the device when it's in low battery. Comes with a convenient USB-C cable for recharging.
【Easy to Set】The buttons of this simple alarm clock are well-located and can be programmed logically, even the kids and seniors will find it easy to set. The Snooze button is located in the middle and larger than other buttons, which will be easy to hit when half awake. There is also a child lock sliding block on the back to prevent random buttons being pressed while sleeping.
【Dual Alarm with Weekday/ Weekend Mode】Equipped with dual alarm, ensures that you can wake up on time with the backup second alarm. The separate weekend/weekday/all-7-day modes allow you to customize your personal wake up settings.
【12/24H Time Format&DST】The vibrating clock under pillow is also featured with 12H/24H time format&Daylight Saving Time. The package includes:1x Bed Shaker Alarm Clock, 1xWrist Strap, 1x USB-C Cable, 1x User Manual. If there is any question with our product, please feel free to contact us.