The EGO POWER+ Commercial Backpack Series Battery and Harness is designed to be used with the Commercial Backpack Series tools (LBX6000, STX3800, HTX6500) to provide professional grade power. Equipped with super-robust casing and rated IP65, this battery is designed to ensure durability and withstand the heaviest downpours to power through the challenges of professional use. Combined with industry-leading run times, this sturdy and ergonomic battery and harness is perfect for all day use. Experience Power Beyond Belief™ with the EGO POWER+ Commercial Backpack Series Battery and Harness.