100% brand new and high quality Made of high quality materials, professional and durable, long service life. Help your robot vacuum cleaner maintain a good cleaning effect. Easy to disassemble and replace as part of normal maintenance. Accessories: Suitable for 1C STYTJ01ZHM Product Name: Vacuum Cleaner Lithium Battery Battery Capacity: 2600mAh/6500mAh Battery Model: P1904-4S1P-MM Voltage Limit: 14.4 Color: As shown in the picture Material: Plastic Package Contents: 1 x Vacuum Battery Only the above package contents, other products are not included. Note: Light reflection and different monitors may cause the color of the item in the picture to be slightly different from the actual object. The measurement allowable error is +/- 1-3cm.