... adjustable 25%, 50%, 75% .100%(optional)13. Suitable for solar system, motor, water pump ,Wind turbine air conditioner, etc. ... with consice LED indication that can be upgrade to LCD.6. Generator compatibly and external battery connection achievable.7 ... rangeDepends on battery typeTransfer time≤5msProtectionOverload15 mins for 125%, 60s for 150%, 20s for over 150sShort circuit protectionFault after 10 ...