1, Pure sine wave, 24v input, with a transformer.
2, On-line ups.3, Inbuilt high efficient charger up to 30A, charging power input range 155v-265v.
3. 3 stages of charging to maximize the protection.
4, Automatic cut off when fully charged,
5, Fully & intelligently protected (Output short circuit, overload, input high or low voltage, lack voltage alarm, anti polar, high temperature, etc) (NOTE: NEVER collect the input and output Neutral at the back together)
6, It is intelligent and can be set back to factory mode at anytime