- 400w grow light ballast
- 2016-11-12 11:12
- 400w grow light ballast, top quality, low price, long life, highpower factor, 2 years' warranty400w grow lightballastfor
- 400W 600W 1000W 400vac Digital Ballast for Hydroponics Grow Light
- 2016-10-29 20:05
- BenefitsFlexible design-in (PCB in bracket, optimal heat dissipation)Low energy consumptionHigh number of devices on a M