400W HPS (High Pressure Sodium) SS1 Ballast Grow light.
This Sun System 1 400 Watt HPS SS1 is perfect for starting small gardens or for smaller cover area. (Note: Light output may vary when used with Large, Super Large reflectors. It offers an Aluminum heat sync enclosure anlong with a Heavy duty Key-way handle making it easy to hang on the wall. Units come with major brand ballast inside (Advance/universal).The rubber feet bottom reduces noise, vibration and provides air flow under the Sun System to keep it cool Along with High temperature capacitor inside. Comes completely assembled with tech Guide and a 8ft 120V UL listed Grounded MVP power cord. For your 240V Option all you need to do is Purchase your 8ft UL listed Grounded 240V MVP power cord plug in and your ready to run on 240V(sold separately).This Sun System ballast has a 5 YEAR warranty.

Yield Master II (4" Duct holes) Included
The Yield Master II is Textured, highly reflective (95%) body with aluminum ends.
- Fits MH1000 (reduced glass size BT-37) and 400, 250, 175 watt sizes.
Also HPS1000, 750, 600, 430, 400, 250, 150.
- Will not accept full size (BT-56) lamps.
- Will accept glass
5kv Socket Assembly with 15’ Lamp cord is built into the unit.
20"long x 18" wide x 7" tall

400W HPS Standard ET-18 Grow Lamp. Included
HIGH PRESSURE SODIUM LAMPS - These lamps are red/orange in the spectrum. They are the best lamps available for secondary or supplementary lighting (used in conjunction with natural sunlight). This type of light promotes flowering / budding in plants. It is ideal for Greenhouses / Commercial growing applications.
400 Watt HPS Standard lamps are rated at 50,000 lumens.

Or just pick a diffrent reflector from list.