3.5" is the same size as the screen on my old PPC not exactly small.
£9.99 delivered (select supersaver)
Processor: NXP LPC2103 + Solomon SSD1928
Screen: 3.5 inch TFT Panel (320*240),the resolution up to 480*272.
Power Supply: DC5V/1A
Functions with Auto picture browse and manual picture browse.
Auto browse has a function of adjustable slide interval time.
Support photo format: JPEG
Support memory cards: SD/MMC (32MB~2GB)
Display real time and date
from the description I believe this does not support SDHC cards but still tempted to get one (got loads of old redundant SD cards around the house)
if you want to be cheap, Valentines day is coming up. Maybe its the photos that counts ;)