STAR-K Certified Shabbos Lamps and Devices
Shabbos Mode Appliances with Rav Moshe Heinemann (Jun 2016)
Halachic Implications of Using Computers (Part 1)
The Halachos of Computers and E-Commerce (Part 2)
STAR-K Kosher Certified Cell Phones
Pre-Purchase Advice: Kosher Appliances
Refrigerator with Magnetic Switch
Refrigerator with Plunger Switch