1. Material: plastic2. Current: 40A, 63A, 80A3. Rated voltage: AC 220V 50/60Hz4. Under-voltage protection value: 219V-150V-OFF????(adjustable)5. Over-voltage protection value: 221V-300V-OFF????(adjustable)6. Disconnection capacity: over-voltage 221-300V, under-voltage 150-219V (adjustable)7. Size: about 8.5x6.5x3.5cmFeatures:1. Over-voltage protection2. Under-voltage protection3. Voltage display (voltage measurement)4. The over-voltage protection value is adjustable5. Adjustable over-voltage recovery value6. The over-voltage protection action time is adjustable7. Adjustable under-voltage protection value8. Brown-out recovery value9. The action time of under-voltage protection is adjustable10. The fault recovery delay time is adjustable11. Power-on delay power-on time is adjustable12. Reset method selection13. Troubleshooting14. Factory resetSpecification: Package Weight One Package Weight 0.19kgs / 0.42lb One Package Size 10cm * 4cm * 8cm / 3.94inch * 1.57inch * 3.15inch Qty per Carton 122 Carton Weight 30.00kgs / 66.14lb Carton Size 49cm * 19cm * 39cm / 19.29inch * 7.48inch * 15.35inch Loading Container 20GP: 734 cartons * 122 pcs = 89548 pcs40HQ: 1704 cartons * 122 pcs = 207888 pcs