Features:Applicable voltage: 60V, Applicable power: 800-1500W, Max. working current: 90A.Charge-discharge for protection, over-discharge for protection, temperature control for protection, short circuit for protection, etc.With a balanced charging function to balance the battery, make the battery pack has better consistency.Can be used for ternary batteries, manganese acid batteries and cobalt- acid batteries.Suitable for electric bicycles, scooter, electric mopeds, frequency converters, etc. Specifications:Material: plastic+metal Size: approx 11.4x6.4cm/4.5x2.5inApplicable voltage: 60VApplicable power: 800-1500WMax. working current: 90AContinuous maximum current:45AOverdischarge for protection voltage: 2.7VOvercharge for protection voltage: 4.25VCharging current: max. 45AHigh temperature discharge: 75 Low temperature charge: -7 Note:Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x Battery for Protection Board