Before entering the Capitol Visitor Center, all visitors are screened by a magnetometer and all items that are permitted inside the building are screened by an x-ray device. The following items are strictly prohibited:

Any bag larger than 14" wide x 13" high x 4" deep
Aerosol containers
Any pointed object (i.e., knitting needles, letter openers, etc. Note: pens and pencils are permitted.)
Cans and bottles
Electric stun guns, martial arts weapons or devices
Food or beverages of any kind
Guns, replica guns, ammunition, and fireworks
Knives of any size
Mace and pepper spray
Non-aerosol spray (prescriptions for medical needs are permitted)
Razors and box cutters

The following are allowed in the Capitol Visitor Center and the Capitol, but not in the Senate and House Galleries:

Battery-operated electronic devices (Medical devices are permitted.)
Cameras
Creams, lotions, or perfumes
Strollers
Video recorders or any type of recording device