300V 30Ah High Voltage Thin Series Powerwall 9kwh

300V powerwall
1.Low internal resistance
Only 1/3 of traditional batteries.
2.High efficiency
Charge/discharge efficiency>99%.
3.Excellent low temperature performance
Full working under -30℃.
4.Long battery life
10,000-20,000 deep cycles
5.Ultra-fast charging and discharging
Max charge/discharge rate 10C.