WIDE APPLICATIONS: Suitable for cordless drills, hand tools, mowers, ratchets, screwdrivers, electric saws, grinders, rotary hammers, sanders, screw guns, scissors and cutters, wood routers, trimmers. Built-in Protection against over charge, over discharge, over current and over heating, provides short circuit protection and steady voltage circuit, all of these lengthen battery life. Battery Voltage: 14.4 Volts; Rated Capacity: 2.0 Ah; Rechargeable: Yes; Chemistry: NiMh; Working Temperature: -4°F to 122°F Degree. The battery pack comes pre-charged and ready to use right out of the package. Battery can be charged by your original charger. Replace Original Ryo Battery Part Numbers: 130224010, 130224011, 130281002, 1314702, 1400144, 1400655, 1400656, 1400671, 4400011, 130224017 COMPATIBLE WITH RYO Cordless Drill Models: CDI-1440, CHD-1441, CHI-1442, CHI-1442P, CDT144, CHI-1441, CMD-1442, DI-1443, CTH1442, FL1400, HP1441, HP1441M, HP1441MK2, HP1442M, HP1442MK2, HP7200K2, HP7200MK2, HP7200NK2, R10520, BPP-1413, BPP-1415, B-1445T, BPP-1417, BPP-1420, R10521, RY1420, RY62, RY6200, RY6201, RY6202 Battery Storage and Maintenance: If the drill will not be used for a long time, remove the battery from the drill and store it in a cool, dry, well-ventilated environment with minimal temperature fluctuations. To maintain battery activity and extend its lifespan, it is recommended to perform a charge-discharge cycle at least once a month. Prolonged disuse of the battery may lead to decreased charging efficiency., Manufacturer: Kinon Technology