ELK 20T electric chain hoist with eletric trolley Type: HKDM2008S 1. Side magnetic braking device 2. Light but durable chain bag 3. Electromagnetic contactor 4. Inverse phase sequence protecting device 5. Light aluminum alloy shell 6. Limit switch 7. Approved by CE&GS 8. Imported chain: FEC 80 9. Noise(single/dual speed): 81dB 10. ISO: M5 /FEM: 2AM Insulation grade: F 11. Chain strips: 8 12. Protection class (hosit and push button): IP55 13. Highly effective, lightweight, easily-maintenance 14. High quality with most competitive price 15. Painting: According to your requirement