20-Volt MAX Compact Lithium-Ion 4.0Ah Battery Pack (10-Pack) Battery Amp Hours:4.0 Compatible with 36-Volt and 40-Volt

Compatible with 36-Volt and 40-Volt max outdoor tools to save space and reduce storage clutter

A: It can be installed over concrete

High Energy Blows: Delivers 3700 blows per minute for efficient cutting and shearing

Tool-free selectable trigger lets you conveniently and quickly change between contact and sequential firing modes

20-Volt MAX Compact Lithium-Ion 4.0Ah Battery Pack (10-Pack) Battery Amp Hours:4.0 Compatible with 36-Volt and 40-VoltThe DCB240 2 20 Volt MAX 4 Ah compact lithium ion battery 2 Pack provides the highest capacity within the DEWALT 20 Volt MAX compact battery lineup. Using state of the art lithium ion technology, the DCB240 delivers up to 1 3rd more run time while maintaining the same size and weight as the DCB230 20 Volt MAX 3 Ah compact battery. Its small size and light weight provide ergonomic benefits for increased tool maneuverability and control for overhead