These are handy if you have a plug-in charger that covers up two outlets on an extension cord or power strip - if you plug one of these into a remaining outlet, you’ll get at least two back, maybe 3 depending on what you plug into it.
SYCON 3 Way Wall Outlet Extender AC Adapter, 2-Prong Swivel Mini Indoor Wall Tap Power Outlet Extender Plug, White
39 Review
Green 50Ft Indoor/Outdoor Extension Cord - 3-Prong, 13Amp, 1625W, 125V - Amazon Basics
37 Review
Pink 15Ft 1875W Heavy Duty Extension Cord By FIRMERST
29 Review
UL Listed Light Socket Polarized 2 Prong To 3 Prong Outlet Adapter W. Safety Seal Grounding Plug Converter + Waterproof Outdoor Extension Cord Plug Cover For Electrical Outlets
30 Review
Wireless Electronic Ballast Interface Certified
8 Review
💡 Hydrofarm Quantum QT400 Dimmable Ballast for 400W Grow Lights
5 Review
Robertson Worldwide ISL432T8HEMV AH 3P20160 120-277V 50-60Hz High Power Factor 4 F32T8 Linear Lamp Fluorescent eBallast
6 Review
💡 Electronic FL Ballast ICN-4P32-N (Formerly ICN-4P32-SC) for 3-4 F32T8 F40T8 F17T8 Lamps, 120V/277V Compatibility
5 Review