[ Battery parameter ] Battery type: Li-ion. Voltage: 14.4V . Capacity:3400mah. Cycle times: ≥500 cycles; Condition: Brand new, from high quality materials, top circuit boards and smart chip. [ Part Number ] for Proscenic 850T 850P Neatsvor X500 X520 X600 Ultenic D5, D5S Pro CMICR18650F8M7-4S1P Ecovacs BFG-WSQ [ Compatible Models ] Replacement designed for Proscenic 850T 850P Neatsvor X500 X520 X600 Ultenic D5, D5S Pro CMICR18650F8M7-4S1P Ecovacs BFG-WSQ Accessories Spare Parts, Best battery for original replacement PDA,Same size and thickness as your original battery. Fully compatible with your battery. [ LB Quality ] Grade A cells mitigate the risk of battery leakage and maximize output stability. Built-in circuit protection, enhances safety of usage and extends battery life. [ Easy to Install ]Just remove the two screws on the bottom, remove the battery connector and plug in the new one, and revive your robot Specifications:

Battery Type: Li-ion
Voltage: 14.4V
Capacity: 3400MAH
Certificate: CE,RoHS,FCC
Condition: 100% New from Manufacturer, Grade A Cell.

Compatible Models: (use "Ctrl+F to find your model quickly")

for Proscenic 850T 850P Neatsvor X500 X520 X600 Ultenic D5,
D5S Pro CMICR18650F8M7-4S1P Ecovacs BFG-WSQ