Szdcoo Replacement Battery 14.4V 5200mAh (74.88Wh) — 400-900-1755, BJSTS0002-2016, BRR-1P4S-2600S, BRR-2P4S-5200D — For Roborock R100020,R100021,R100022,R100023,R100025,R100026,R100030

Compatible part numbers: 400-900-1755, BJSTS0002-2016, BRR-1P4S-2600S and BRR-2P4S-5200D. Technical details: Li-ion battery, 14.4V nominal voltage, 5200mAh / 74.88Wh capacity. Dimensions: 142.10x43.70x44.30mm; Weight: 614g. Please verify the battery part number on your unit before purchase to confirm compatibility and restore device operation. Built-in safety protections include over-charge, over-discharge, over-heat, over-current and short-circuit protection. Certifications: ISO9001, RoHS, CE, UN38.3, and MSDS. Comes with a 12-month warranty, a 30-day money-back guarantee and 7x24 customer service support.