Specifications High-concerned chemical:None Nominal Capacity:2600mAh Weight:0.25kg Voltage:14.4V Size:135*39*22mm Model Number:STYJ02YM,V-RVCLM21B Type:Li-Ion Brand Name:Aleaivy Origin:Mainland China Certification:CE,UL,KC Please note that. For customers in the Canary Islands, Spain, the postal code is 35000-35999 / 38000-38999 / 07000-07999. Please do not order this product. We cannot safely send the battery to your address at present. 14.4V 2600mah 18650 lithium Ion battery for Viomi V2 pro V-RVCLM21B and Mi Vacuum Mop-P STYJ02YM Robot VacuumReplacement Battery Battery capacity: 3500 MAH / 3200 MAH / 2800 MAH / 2600 Mah Battery voltage: 14.4V Battery type: lithium ion Cell: by brand cell Size: 135 * 38 * 20 (mm) Battery weight: 300g +/50g Color: Blue Tips: If you don't use the battery for a long time, please remove the battery from your robot and put it in a cool and dry place. By brand cells. No memory effect + low self discharge rate (1% per month). Patented battery balancing technology to prolong battery life; Maintain 70-80% capacity after 1000 charging cycles. Built in patented PCB to prevent battery overcharge, over discharge and overheating damage and ensure all safety and reliability. To EC, ROHS, FCC, KC, un38. 8 certification. 35 day refund and 12-month warranty. The package includes: 1 * replace 14.8V lithium ion battery