Product Name: Li-ion 18V 4000mAh 10 Cells Rechargeable Power Tool Battery Pack for Makita Bl1815, Bl1820, Bl1825, Bl1830, Bl1840 Model NO.: LI-ION-MAK-18V-10-4.0A Recyclable: Non-Recyclable Socket Type: For E.U. Certification: RoHS, UL, CE Size: 18650 Compatible Battery Type: 18650 Charger Style: USB Charger Nominal Voltage: 18V Charger Application: for Power Tool Battery Charger Type: Electric Charger Type: Lithium Battery Voltage: 18V Capacity: 4000mAh Battery Cell: 18650 Battery Cell Battery Type: Li-ion Battery Trademark: EnnoTool Origin: China Product Description PRODUCT DEscriptIONSItemSpecificationsCompatibility327730, 327731, BCL1815, EBM 1830Typical Capacity4000mAh @ 1C DischargeMinimum Capacity3800mAh @ 1C DischargeNominal Voltage18.0VStandard ChargeCC/CV, 600mA, 21.0VStandard DischargeCC, 1C, 15.0VEnd-of-charge Voltage21.0V ± 0.3VEnd-of-charge Current0.02C (At CV mode)End-of-discharge Voltage12.5VCEBA Power Tool Batteries Features:1.100% Compatible - Will not void your original warranty.2. 100% Brand New Battery.3. All CEBA branded items carry 1 year warranty against manufacturer defects.4. Uses only the highest quality cells, safe with rapid-charge technology while providing overcharge and over-discharge protection to increase the life of the battery.Compatible ModelsThis battery is compatible with following MAK power tools:BHP451, BHP451SFE, BDF451, BDF451Z, BDF452RFE, BTD140, BTD140SFE, BTD140Z, BTW251, BSS501, BSS610, BSS610Z, BSS610SFE, BJR181, BJR181Z, BJV180, BML184,BML185, BJS130, BDA350, BFS450, BHR202, BFR750, BHP454, BTD141, BTDW251Z, BTP140, BTD141Z, BTD144Z, BTD144, BTL063, BTL061, BTL063Z, BTL061Z, BHP452, BHR240, BHR240Z, BDF452SHE, BDF454RFE, BFR450RFE, BGA452RFE, BHP452SHE, BHP454RFE, BHR202RFE, BJR181RF, BJV180RF, BSS610RF, BTD140RFE, BTD142SHE, BTD145RFE, BTP140RFE, BTW251RFE, BTW450RFE, BVR450RFE, BDF451RFE, BHP451RFE, BKP180RFE, BDF452Z, BDF454Z, BFR450Z, BGA452Z, BHP452Z, BHP454Z, BHR202Z, BJR181Z, BJV180Z, BSS610Z, BTD140Z, BTD142Z, BTD145Z, BTP140Z, BTW251Z, BTW450Z, BVR450Z, BKP180Z, BGD800Z, BGD801Z, BVC350Z, BCF201Z, BCL180Z, BCS550Z, BDA351Z, BDF452Z, BFS450Z, BHP452Z, BJS130Z, BJS161Z, BPB180Z, BUB182Z, BMR100FAQQ. Do you do the manufacturing by yourself?A. Yes, we are a Shenzhen based manufacturer company boosting five brands under EnnoPro Group Limited.Q. What certifications do you have?A. We have CE, RoHS, MSDS, FCC, SGS certifications.Q. Are your products safe?A. Our products are environmentally friendly and designed as anti-explosive, anti-leakage, anti-scald and anti-short circuit.Q. What are your terms of delivery?A. We offer EXW, FOB and CIF.