40V 8.0Ah Li-ion Battery Replacement for Ryobi Battery OP4040 Compatible with 40V Cordless Tool

【Replacement OEM# OP4040】: Battery Type: Lithium-ion | Voltage: 40V | Capacity: 8000mAh | Removable & Rechargeable | High capacity battery for extended run time. Please note: let the battery cool down before recharge. 【Replace Original 40V battery part#】: Perfect replace for RYOBI 40V battery OP4050A OP4015 OP4026 OP40201 OP40261 OP4030 OP40301 OP4040 OP40401 OP4050 OP40501 OP40601 and etc. 【8000mAh High Capacity】: Offers a long-lasting performance for your Ryobi 40V Lithium cordless power tools. 【Widely Compatibility】: This 40V battery compatible for ALL RYOBI 40-Volt lithium-ion tools (string trimmer, lawn mower) and chargers, including RY40200 RY40403 RY40204 RY40530 RY40460 RY40180 RY40250, and OP403A OP401 ZROP401 OP400A RY40440. 【On-board Battery Life Indicator】: Built-in 4 LED lights on the battery that indicate the remaining power for user convenience and over-molded edges for impact protection. 【Safety & Reliable】: The lithium-ion battery is CE, FCC, ROHS certified, built-in over-charge, over-discharge, over-voltage, over-current, and over-heating protections, safety for the battery and your RYOBI 40-Volt collection.