Features1 Fitting: Electric bicycle battery box can be replacement for Ninebot F30, provide fitment, please compare models before buying. 2Safety Protection: Battery case can provide good protection for your battery, dustproof and waterproof, accessory for your electric bicycle. 3Easy Installation: Simply remove the original battery box and replace it easily, which requires no other tools and is very easy to install and operate. 4Aluminium Alloy: The battery box is made of aluminum alloy material, firm and durable, not easy to damage, and can be used for a long time. 5Reliable Use: Electric bicycle battery case with simple appearance, adopted reasonable design and testing, can ensure strong and reliable.SpecificationItem Type: Electric Bicycle Battery BoxMaterial: Aluminium AlloyFitment: for Ninebot F30Package List1 xElectric Bicycle Battery Box