Strong Packing and Fast Delivery To avoid battery damage by courier, our batteries are packed in cardboard cases with rigid foam. Make sure you receive a battery in good condition. 36V 8AH batteries are stored in Amazon warehouse, and other batteries are stored in our American warehouse. Our batteries can be delivered to you in 2-3 days at the soonest. As courier s do not provide signature service, please provide correct address with us to avoid battery loss. Premium Battery Chip 36V 12AH ebike battery adopts 10 series and 4 parallel method. Our ebike battery is automobile-grade battery and has a long service life. Each cell has a cycle life of more than 500 times, which is more than twice that of ordinary batteries. High Performance, high safety, inexplosive, incombustible; Non-toxic, pollution-free, through the RoHS certification. The battery chip has no memory effect and does not have to empty the remaining charge before charging, which is convenient to use. 42v 2A Battery Charger We have equipped professional electric bike charger for our ebike battery. Please do not use substandard or incompatible battery charger. It will damage the battery. Relevant Parameter-Input: AC100-240V, 50/60HZ, 2.5A. Output: DC42V, 2A. Cable Length: 39.4 In / 100 CM.Red light means charging, green light means charging is full.Female DC interface (outside diameter of 5.5 mm; inner diameter of 2.1 mm) Battery Size and Battery Weight Lightweight Battery 36V 20AH-Weight:6.61lbs/Size:8.19*2.76*4.72inchs 36V 8AH-Weight:3.74lbs/Size:7.79*2.76*2.76inchs 36V 12AH-Weight:4.62lbs/Size:7.79*3.74*2.76inchs 48V 12AH-Weight:5.95lbs/Size10.04*3.74*2.76inchs 48V 20AH-Weight:8.37lbs/Size:10.47*4.72*2.76inchs H HAILONG Ebike Battery Applicable Vehicle Electric Bike: Compatible with ANCHEER/VELOWAVE(Measurement is required)Electric ScooterElectric MotorcycleElectric TricycleSolar Panels Warning: Please confirm your Ebike Size Before Purchasing We have marked the size of the battery on the corresponding picture, please choose the one suitable for you.If you Ebike Motor is 36V, please buy 36V 8Ah/36V 12Ah/36V 20Ah Ebike Battery. Do not buy 48V battery.If you Ebike Motor is 48V, please buy 48V 12Ah/48V 20AH Ebike battery. One year free repair , life-long Consultance. If battery has any quality problem when you receive it, Please tell us. We will help you solve the problem.（Man-made damage is not the maintenance scope!)If we find that Feiren Wei damaged, we will be free for you to repair or returned. H HAILONG Ebike Battery 36V 12AH Lithium Battery H HAILONG Ebike Battery 36V 20AH Lithium Battery H HAILONG Ebike Battery 48v 12AH Lithium Battery H HAILONG Ebike Battery 48v 20AH Lithium Battery H HAILONG Ebike Battery 36v 10AH Lithium Battery H HAILONG Ebike Battery 48v 10AH Lithium Battery Brand H HAILONG H HAILONG H HAILONG H HAILONG H HAILONG H HAILONG Parameter 36v 12ah 36v 20ah 48v 12ah 48v 20ah 36v 10ah 48v 10ah Capacity 432W 720W 960W 576W 360 W 480W Package Cardboard Box Cardboard Box Cardboard Box Cardboard Box Cardboard Box Cardboard Box Type of battery 36V Lithium Battery 36V Lithium Battery 48V Lithium Battery 48V Lithium Battery 36v Lithium Battery 48v Lithium Battery Application Ebike Battery Ebike Battery Ebike Battery Ebike Battery Ebike Battery Ebike Battery Outer Colour Green Green Green Green Blue Blue