You guys looking for high quality lithium batteries with genuine Panasonic cells and BMS made in Japan? This place has them for cheap and all their batteries come with a 1 year warranty, high quality 4 amp charger with cooling fan and free shipping! They also do customize battery packs for you according to your specs and dimensions. This is the best price I've seen anywhere!

The L3 52v 20.3Ah Panasonic triangle battery | electro bike world