◉ WIDE COMPATIBILITY: Compatiable with Ecovacs Deebot N79S 500 N79 DN661 DN622 DN622.11 Eufy RoboVac 11 11S 11S Plus 11S MAX 12 15C 15C MAX 15T 25C 30C 35C G10 Hybrid G20 G30 series. Attention: please check your robot model first before buying. ◉ LONG LASTING: Maxlithium14.4V 2600 mAh Rechargeable Li-ion battery can provide a runtime of 100 - 180 min after being fully charged in the robot. Same size and function as the original battery， help your Robot to clean the whole house easily. ◉ ULTRA SAFE: The battery can perform up to 500 cycles of use with 4 premium rechargeable battery cells. Built-in protection against potential damage caused by overcharging, overheating and short-circuit protection. Makes your RoboVac or Deebot run longer and durable. ◉ EASY INSTALLATION: Just remove the two screws on the bottom, remove the battery connector and connect the new one, then solve your robot beep problem successfuully. Extra Cleaning Brush for efficient cleaning of dirt, dust, pet hair etc. ◉ YOU WILL GET: 1x 14.4V Battery, 1x User Manual, 12-month Quality Guarantee [Unconditional money back or battery replacement if quality problems happen]. maxlithium 14.4V 2600mAh Replacement Battery Compatible with Ecovacs Deebot N79S DN622 Eufy RoboVac 11 11S 11S MAX 15C 25C 30C 35C G10 Hybrid G30