Yinlong lto 40Ah and HAKADI 40Ah,Which one is safer?

Brand New Grade A HAKADI LTO 2.4 V 40Ah Battery Cycle life 50000+ Rechargeable Cells For Low temperature -50 ℃, DIY Battery pack Car Audio,Home Energy Storage
The LTO HAKADI 2.3V 40Ah battery are original brand new cell with clear QR code. For easy assemble, we will weld M6 studs on the cell. Each battery will send 1 pcs copper busbar and 2 pcs nuts. The price to European countries are include custom clearance and tax.
Warranty
The warranty period is 5 years from the date you receive.
We only replace new cell for free due to the failure of manufacturing.
Before the shipment, we will detect the cell voltage/resistance/appearance and other issues. we can only ensure that single cell is good before the shipment.
When arrival you can test the cells within 1 week, if you found problems please contact us for refund or replace.