2Packs 40 Volt 6.0Ah OP4040 Replacement for Ryobi 40V Lithium Battery OP4050A OP40601 OP4026A OP40601 OP4030

Battery Specification：Type: Li-ion | Voltage: 40V | Capacity: 6000mAh, Replacement for Ryobi 40v lithium battery Compatible with Ryobi 40 Volt OP40601 OP40602 OP4050 OP40501 OP4050A OP40401 OP4030 OP4026 Cordless Tools Replacement for Ryobi 40v lithium ion battery, built-in protection against overcharging, over discharge, over current, provides short circuit protection and steady voltage circuit