2Pack 36v 6.0Ah Replace for Ryobi 40V(max) Battery OP4015 OP4050A OP4040 OP4050 OP40201 OP4060 OP4030 Compatible with Ryobi 40V Cordless Power Tools RBL1820G

【Specification】: 40volt 6000mah Lithium ion battery; Replacement for Ryobi 40v battery, with LED indicator to monitor remaining power 【Safety & Stability】: Replace for Ryobi 40V no memory effect, using the battery management system to avoid over-charge,over-discharge,over-current,over-voltage,short circuit and over-temperature, will not cause damage to the power tool and charger 【Wide Compatibility】: Replacement for Ryobi 40V Batteries OP4040, OP40401, OP4050, OP4050A, Compatible with 40 Volt Ryobi Battery Charger OP400, OP400A, OP401, OP403, OP403A.100% compatible with 40V Ryobi Cordless Power tools ‎RY40180、RY40200、RY40403A、RY40411、RY40502A、RY40770、RY40610A