Tried several times to set these timers with no success. It was so difficult to even connect the lamp to the timers and take it out. will return them.
Plusmart Outdoor Digital Timer With Waterproof Light Sensor, Dusk To Dawn Control For Electrical Outlets (3 Pack + 6 Inch Extension Cord, 1/2HP)
30 Review
PlusMart 24Hr Mechanical Timer Plug Outlet - ETL Listed, 2-Pack For Lights & Fans
21 Review
⏰ BN-LINK Short Period Repeat Cycle Intermittent Timer - Versatile 24 Hour Interval Timer for Day and Night Operations
9 Review
🕑 Fosmon Dual Outdoor Timer Outlet - 15A 24-Hour Mechanical Light Timer with Water Resistance, ETL Listed, Heavy Duty, 2 Grounded Outlets, 7-inch Power Cord - Black
9 Review
Robertson Worldwide ISL432T8HEMV AH 3P20160 120-277V 50-60Hz High Power Factor 4 F32T8 Linear Lamp Fluorescent eBallast
6 Review
💡 High-Quality Advance ICN-4P32-SC Electronic Fluorescent Ballast: Ideal for 4 Lamps, 32W T8, 120/277V
3 Review
💡 Hydrofarm Quantum QT400 Dimmable Ballast for 400W Grow Lights
5 Review
Fulham WorkHorse WH2-120-C Adaptable Ballast - 2 Pack
3 Review