Feature:1. Add timing function, APP control2. Increase the gyroscope balance correction.3. The original "bow" shape was set, now it is controlled by ic gyroscope, simulating real navigation.4. Originally, the fixed-point cleaning was only the in-situ cleaning of the center point, but now it is a mosquito coil route extending outward from the center point.5. Add mopping function.6. The original charging is boost power charging, and now it is charging with IC scheme, with overcharge and overdischarge short circuit protection, charging is safer7. The noise is lower than the original one.8. Added functions such as edge clearing and timing.9. The upgraded version adds a permeable water tank to mop the floor.Describe:Height: 5cmWater tank: 150mlDust box capacity: 600mlBattery capacity: 2000mAhSuction: 2800PaProduct size: 30*30*5.5CMCharging protection: yesWeight: 1.65Kgswitch: buttonObstacle crossing height: 2cmTiming function: yesControl: APP control Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store