100% Brand new rechargeable P108 replacement battery. Type: Lithium-ion, Voltage: 18 Volt, Capacity: 3000mAh Perfectly Compatible With Ryobi 18-Volt ONE+ Tools P122 P108 P104 P105 P102 P103 P107 P108 P109 and fit for Ryobi 18v one+ system cordless tools Have LED indicator, When you press the button, the remaining power or the state of charge is displayed and can help you finish your work more wisely Built-in multiple safety protection system prevents overcharging, over discharge, over current, provides short circuit protection and steady voltage circuit to lengthen battery life and more safer Any concerns about this item feel free to contact Customer Service, we offer 24 hours' friendly customer service!