1. Made of high quality material, and long service life. 3. The protective functions of relay don not be affected by current intensity of circuit or load, impulse current, imbalance current and load characteristic. 2. Small body, perfect replacement for old or broken one, easy to install 4. The relay could long term work under full capability and full climate, power consumption is lower than 2W. 5. This protect relay has phase loss protecting, phase opposite protecting, voltage imbalance protecting and delay protecting function., Weight: 0.20282528104 pounds, Manufacturer: Tuidzljd