1. Suitable for 1-2 person to work upraised with better loading capacity; 2. Two masts are descended or ascended synchronously; 3. Entire lifting unit with guardrail offers such high intensity and convenient installation and disassembling that it could complete assembling or disassembling through lifting only once; 4. Easy maneuvering and with straddle legs similar to that of single mast aerial work platform; 5. Conforms to CE; 6. Available accessories: mast stand, auxiliary for step use, side-sheer unit; 7. Power Supply: Single phase AC as standard;DC or both AC as option.