ECO Farm CMH 315W/630W/945W Grow Light Digital Electronic Ballast 
https://www.growpackage.com/pr....oducts/eco-farm-cmh- 
#cmh 
Crest Factor<1.7 
End of Lamp Life(EOL)Protection 
Short circuitprotection 
Open circuitprotection
        
    
 ECO Farm CMH 315W/630W/945W Grow Light Digital Electronic Ballast 
https://www.growpackage.com/pr....oducts/eco-farm-cmh- 
#cmh 
Crest Factor<1.7 
End of Lamp Life(EOL)Protection 
Short circuitprotection 
Open circuitprotection