Features: It is a plastic battery replacement part suitable for 20V DCB200 10-cell lithium-ion battery. Fully protect and replace the original battery. Well-designed, compatible and easy to repair damaged circuit boards. Provide complete battery overcharge, overcharge, overcharge, overheating and other protections. Free fast response technical support. Specifications:Material:PlasticColor :Black/Yellow/Black+YellowSize: Approx. 6.5x8cm/2.55x3.14inch Note:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1 Set Battery Core Sleeve