Energup 40V Op4040 6.5A Replace For Ryobi 40V Battery, For 40Volt Power Tools ??Peplacment Battery?Replacement for OP4040 Ryobi 40V battery, for OP4050A OP4015 OP4026 OP40201 OP40261 OP4030 OP40301 OP4040 OP40401 OP4050 OP40501 OP40601 OP40602 OP4060A. ( Note: Not compatible with the original Ryobi OP408VNM (140458004) charger.) ??Battery Advantage?The feature of the replacement Ryobi 40V 6.5Ah Lithium-Ion Battery: 1. 40 Volt 6.5Ah High Capacity Lithium-Ion Battery for extended run time, 2. Compatible with all original Ryobi 40V Lithium tools and charges, 3. Lithium battery cells have no memory effect, 4. With LED indicator on the battery to show battery life. (Tips: The battery packs are shipped in a low-charged before shipped to prevent issues. Please charge them before using them.) ??Applicable Model?For ryobi 40volt battery OP4050A OP4015 OP4026 etc. Compatible with the ryobi 40-Volt tools blowers, string trimmer, lawnmower, and Chain Saws, such as RY40200, RY40403, RY40204, RY40530, RY40460, RY40180, RY40250, RY40440, RY40190, RY40610A, etc. And suitable for ryobi 40v battery charger OP403A OP401 ZROP401 OP400A RY40440 etc. ??Safe Reliable?Certified by the CE-/FCC and RoHS, prevent over-discharge, overload, and short circuit, to provide an efficient, reliable, safe, and excellent performance. ??Premium Service?45 days money back, 12 months warranty. If you have any questions about the replacement ryobi 40v lithium battery, please feel free to contact us, we support 24*7 hours prompt customer service.