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By certification 
Power factor: > 99%
Prolong lamp lifespan at least 10%, 3 year factory warranty
Runs on 120/240 volt power, 50/60hertz
Suitable for HPS and MH bulb of America and Europe Standard
Protection function: short circuit /circuit/overheat/lamp failure protection
Energ-saving up to 30% compared with magnetic ballast
Elimination of lamp flicker
Good regulation agaist supply voltage variation
Thermal protection at 105 degree C and restart at 55 degree C
Ballast noise rated class A
Color: Blue, silver, black
Usage temperature: -40 to 65 degree C
CE, FCC, UL, ROHS are available
Comes in a fully-colored non-branded package
Customized packaging available
Caution:
Only professional allowed to do below operation
Before assembly&maintenance, please make sure the power is cut off
Before fixing cord, check if voltage is ok and check cable before other cables
The product can just work with HPS&MH lamps only
The product for indoor use only
Prolong lamp lifespan at least 10%, 3 year factory warranty
Runs on 120/240 volt power, 50/60hertz
Suitable for HPS and MH bulb of America and Europe Standard
Protection function: short circuit /circuit/overheat/lamp failure protection
Energ-saving up to 30% compared with magnetic ballast
Elimination of lamp flicker
Good regulation agaist supply voltage variation
Thermal protection at 105 degree C and restart at 55 degree C
Ballast noise rated class A
Color: Blue, silver, black
Usage temperature: -40 to 65 degree C
CE, FCC, UL, ROHS are available
Comes in a fully-colored non-branded package
Customized packaging available
Caution:
Only professional allowed to do below operation
Before assembly&maintenance, please make sure the power is cut off
Before fixing cord, check if voltage is ok and check cable before other cables
The product can just work with HPS&MH lamps only
The product for indoor use only
