The Nokia BL-L5H battery is a removable, rechargeable lithium-ion (Li-ion) or lithium-ion polymer battery with a capacity of 1450mAh and a voltage of 3.7V. It is primarily designed for several Nokia mobile phone models released in or around 2023. Key Specifications and Features Capacity: 1450mAh Chemistry: Lithium-ion (Li-ion) or Lithium-ion Polymer Voltage: 3.7V Watt Hours: 5.36Wh Design: Compact and lightweight (approx. 55.5g) Safety: Includes built-in protective circuits to prevent overcharging, short-circuits, and overheating Charging Time: Typically takes 2 to 3 hours to reach a full charge with a normal power adapter. Usage: Designed as a replacement or spare battery for compatible mobile phones.