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💕Tips:WE PROVIDE: REAL BATTERY CAPACITY!! REAL WARRANTY AND AFTER SALE SUPPORT!!!Unlike some ebay seller online only. We are REAL factory business!!!If you need to buy high quality battery, choose we are right. Main Features:🔋【Long-Range 52V Ebike Battery】Primary dimensions: 381*166*182mm(15*6.53*7.16inch)!!Built in top A grade 21700 lithium-ion cell,composed type:14Series 6Paralles,recharge-cycle life up to 1000+ times; Maximum constant discharge current: 40A,suitable for 48V/52V Tricycle/scootor/ motorcycles/electric bicycle motor conversion kit 500W/750W/1000W/1200W/1500W/1800W/2000W; 🔋【Perfect Performance】Fuel gas tank case design,easy to install and disassemble; LED indicator can provide you a clear awareness of the remaining power ; With safety key lock, preventing the battery from being stolen. The electric bike battery comes with a mounting bracket that can mount in the bicycle frame.🔋【40A BMS Management System】Built-in 40A BMS protection board for using security ,it can protect the bike battery from the damages of short-circuit, over-current, over-charge, and over-discharge, to provides safety while in the electric bike battery running.🔋【Solid & Waterproof】This 52V ebike battery shell is made of water-resistant and firm ABS plastic casing, ensure protect the inside cells from damages for fallen or crashes. Meanwhile, it have IP53 waterproof coverage sealing, to avoid water and moisture damages, so it can be used throughout the day, whether it is rain or mud.【After-Sales Service】 We are factory direct sales. All batteries enjoy one-year non human damage warranty: free parts replacement, techy support, return and repair . If you have any questions or suggestions about this product, please feel free to contact us, we will stay in touch with you by 24-hour with exclusive one on one service. Battery Parameters:Battery TypeEbike batteryBattery Cell Type Lithium-IonAssembly Method21700 cells/14S6PVoltage (V)52VNominal Capacity (Ah)30Ah | 1560WhCapable for Motor(W)0-2000W Max. Charge Voltage(V)58.8VMax. Discharge Cut-off Voltage(V)39.2VMax Continuous Working Current40AStandard Charge Current0.2CMax Continuous Charge Current0.5CCycle Life1000+ cyclesCharge Temperature0°C to 45°CDischarge Temperature-10°C to 60°C Dimension(L x W x H)381*167*183mm/15.*6.5*7.2''Weight15.8 LBS( 7.2Kg)================================📦Parcel includes：1* 52V 30Ah Ebike battery pack with XT60 discharge port1* 58.8V 4A Charger(AC plug will be matched as delivery country if without request)2* Lock keys NOTE:Battery voltage shoud keep up with motor, but usually 52V battery also can work for most of 48V motors too,the 52V battery cycling speed is faster and allows for longer rides. Important : Please send us photo images of your old battery. Any failure to supply us this information will result in you holding full responsibility if you receive the wrong battery. =================================How to choose the most suitable battery for you？1).Please measure your old battery's size first. if the size is almost same, the check the appearance, charging port position, if all same as ours, then can fit.2).The maximum power (W) and maximum current (Amp) of the battery must be greater than or equal to the power and current of the motor.3)."'AH'does not affect the matching of the battery and the motor. It only determines the mileage of the electric bicycle battery. The greater the WH, the longer the mileag.(WH=Volt✕AH)SHIPPING GUIDE:All orders will be shipped within 2 business days once we have all requested details & cleared payment.If buyer is unavailable at the time of delivery, a calling card will be left. Please reply to the callie-delivery fee will be charged for items that need re-delivery.⚠️Caution:1.Use special caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mishandled;2. Make sure user has enough knowledge on Li-ion rechargeable batteries in charging, discharging and assembly before use; 3. We are not responsible for any damage caused by misuse or mishandling of these Li-ion batteries; 4. Strongly suggest that you use our smart Li-ion battery charger to recharge the battery pack;5. Never use conventional DC adapter to charge the battery module.🚩Warranty：We provide a guarantee for manufacturing faults/defects of 12 months.If any electrical fault please contact us so we can arrange a replacement or refund.If the product is defective(excluding items damaged and/or misused after receipt) ,please notify us within one week after delivery.Please keep the item in original condition and provide the proof ,in order to qualify for a refund or sending new products.For any returned product, please contact us first, We will work on resolving your particular case ASAP.This warranty does not cover negligence or misuse of the battery.💯Feedback：1,If you have any questions, please feel free to email our service specialists 24 Hours a Day, 7 Days a Week.We will reply you ASAP.2,We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help.3,Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem.