This department has a selection of portable slide viewers, lightboxes and their lamps.
FIRSTCALL
Firstcall SV-3 LED Daylight Slide Viewer
Daylight, 35mm, 3x mag., inc. tray, needs 4x AA batteries
PHOTOLUX
Photolux Slide Viewer 35mm, SV-2, LED Illuminated, Battery
2x magnification, needs 2x AA batteries