| Basic parameters | Name | A-400T-S | A-400T |
| Navigation method | QR code/LiDAR SLAM | QR code/LiDAR SLAM | |
| Drive form | Two wheel differential | Two wheel differential | |
| Length * Width * Height | 810mm*545mm*280mm | 810mm*545mm*250mm | |
| Maximum load | 400kg | 400kg | |
| Ground clearance of chassis | 25 | 25 | |
| Dimensions of the lifting platform | 750*545mm | 750*545mm | |
| Maximum lifting stroke | 60±2mm | 60±2mm | |
| Navigation laser scanning height | 200.5mm | 200.5mm | |
| Range of environmental temperature and humidity | Temperature: 0 ℃~50 ℃/Humidity: 10%~90%, no compression condensation | Temperature: 0 ℃~50 ℃/Humidity: 10%~90%, no compression condensation | |
| IP rating | IP20 | IP20 | |
| Performance parameter | Accessibility (slope/step/gap) | ≤5% / 5 mm / 30 mm | ≤5% / 5 mm / 30 mm |
| Navigation position accuracy | ±5mm | ±5mm | |
| Navigation angle accuracy | ±0.5° | ±0.5° | |
| running speed | ≤1.5m/s | ≤1.5m/s | |
| Battery parameters | Battery specifications | 51.2 V/20 Ah (lithium iron phosphate) | 51.2 V/20 Ah (lithium iron phosphate) |
| Comprehensive endurance | 8h | 8h | |
| Charging form | Manual/Automatic | Manual/Automatic | |
| Number of battery cycles | 1500 | 1500 | |
| Safety protection | Quantity of LiDAR | 1（H1）+1（C2） | 1（H1）+1（C2） |
| Emergency stop | ● | ● | |
| Speaker | ● | ● | |
| Warning lights | ● | ● | |
| Anti-collision strip | ● | ● | |
| Function | Basic functions | ● | ● |
| WiFi roaming mode | ● | ● | |
| Automatic charging | ● | ● | |
| Shelf identification | ● | ● | |
| Follow up function | ● | － | |
| QR code precise positioning | ○ | ○ | |
| QR code navigation | ○ | ○ | |
| Laser reflector navigation function | ○ | ○ |
