About this item Battery Specification: Type: Lithium-ion Battery | Voltage: 19.2V | Capacity: 4000mAh. The package includes two brand new replacement batteries, providing a complete power solution for professional use as a replacement for Craftsman 19.2V batteries Wide Compatibility: Compatible with Craftsman C3 19.2V chargers and tools model 10126, 11045, 11541, 11376, 11543, 11570, 11576, 11578, 11580, 11586, 17338, 17339, 11910, CRS1000, etc. Replacement for Craftsman 19.2V battery 11374, 11375, 11376, 1323903, 1323513, 1323517, 130279003, 130211004, 130279005, 130239006, Tip: Only compatible with 19.2V Craftsman lithium battery chargers Wide Compatibility: Compatible with Craftsman C3 19.2V chargers and tools such as models 10126, 11045, 11541, 11376, 11543, 11570, 11576, 11578, 11580, 11586, 17338, 17339, 11910, CRS1000. Replacement for Craftsman 19.2V batteries: 11374, 11375, 11376, 1323903, 1323513, 1323517, 130279003, 130211004, 130279005, 130239006 and more Warm Note: Only compatible with 19.2V Craftsman lithium battery chargers LED Indicator: This 4.0Ah replacement for Craftsman 19.2V battery is equipped with an LED indicator, allowing users to check the battery status at any time. You can charge and discharge according to the indicator prompts to extend battery life Professional Certification: The battery is certified by FCC, CE, and RoHS. All batteries are manufacturer-tested to meet or exceed original product specifications. All Craftsman 19.2V batteries are made of high-quality materials and comply with safety test standards